第一篇:初二期末復習作文專題
期末復習作文專題
一、介紹自己或介紹他人
1.內容包括:
年齡 出生地/時間(be born in / on)居住地址(live at)
就讀學校(study at)興趣或愛好(like/enjoy doing/ be interest in doing/ be keen on
like … best/ His favourite is…)
擅長(be good at / do well in)理想…(want to be … grow up / His wish is to be….)
2.時態:例文:Gubing is a student.He Shenzhen No 6 Middle School.His English name is TonythHe very football and He loves listening to the songs by Westlife.He always says to himself “No pains, no gains”.二、敘事類: 如看圖說話、寫日記、記一次春游活動等
1.內容:2.時態: 例文:rain and umbrella.Then him.It was Peter, one of his classmates.He Tom to share his umbrella with him.例文---日記
Sunday, November 2Fine
It was fine today.Charlie and I to visit Shenzhen Museum.It is about 5 kilometers away from my in the morning.At the museum many historical photos and other things.We parents and students lunch in KFC nearby.At 4:00 in the afternoon, we went back home.We had a wonderful day today.三、寫信:
1.2.時態:不固定,根據內容,動作發生的時間確定所需要的時態。
你叫韓磊,寒假期間隨冬令營到英國進行為期兩周的參觀學習。請你給父母發一封e-mail。內容要點:
1、一切都很順利,請你們不用擔心。
2、吃住在房東(host)家。一切都很順利。房東家有四口人,Smith先生和夫人,以及他們的雙胞胎兒子。他們周末開車帶我參觀了倫敦的許多風景名勝;
3、每天在Downtown Middle School 跟英國老師學習英語,很累,但是英語口語提
高很快,了解了英國文化,感到很快樂;
4、我想念你們。
要求:
1、可適當增加細節,使所寫內容連貫;
2、詞數:80個左右。
Dear dad and mum:
’me.Now I am living with my host, the Smiths.The family has four members, Mr.Smith, Mrs.Smith and their twin sons.They drive me to visit many places of interest in London at weekends.I’m learning English in Downtown Middle School every day.I am very busy and my spoken English is being improved very fast.I feel happy because I’ve learned a lot about English culture.I miss you very much.Yours
Han Lei
四、環保話題:
節約用水:水的重要性,沒有水,我們不能生存。現在,淡水越來越少。因此,我們要節約用水。
1。沖涼時間短些2。不要水龍頭一直開著。5-10分鐘足夠3。不要污染水。結束句:如果我們這樣做,我們就有淡水很長時間。
Water is important to us.If there is no water, all the living things will die.Now, the water is getting less and less.So we should do something to save water.First, we should take shorter showers.Five or ten minutes is enough.Second, don’t leave the tap running.Third, don’t pollute the rivers.If all of us do so, we’ll have fresh water for years and years.(70字)
第二篇:初二下期末作文復習
作文1
成長中每個人都要面對煩惱,解決問題。假設你叫李海,是美國中學生湯姆的朋友。你收到他的電子郵件,請給他回復,回答他的問題,提出你的建議,并就此事談談你的看法。Hi!Li Hai,I’m so sad.Peter is a close friend of mine.He invited me to his birthday party this Saturday.If I go, I know we will do nothing but play computer games.I don’t like them.Besides, I have to work on my science report because it must be finished this weekend.But if I refuse, he must be upset.I don’t know what to do.Do you have the same problem? I need your help.I’m looking forward to hearing from you soon.Yours
Tom
審題:
人稱I , you
時態一般現在時
內容要點回答問題(有類似經歷)
提出建議(去參加朋友生日聚會;
可以不玩電腦,開展其他活動,玩籃球,下棋,看電影;
在周日完成science report)
自己的看法(朋友間要互相理解)
Hi!Tom,I’m glad to hear from you.I have ever had the same experience as yours.So I can give you some advice.First of all, …Besides, …Finally, …
……
I hope what I said can help you.Yours
Li Hai
作文2
生活中會有很多經歷令我們感動,它們源于親人、老師、同學、陌生人……它們沖擊著我們的心靈,激勵我們向上?,F在,某英文報紙就“感動”話題征文,請你投稿,發表你的觀點,敘述一次讓你感動的經歷,并談談你的體會。
提示詞:moving experiences;in our daily life;help;remember;be deeply moved;learn from
第三篇:英語作文(初二期末復習)
1.My friend
I have a good friend.Her name is Susan.She is an English girl.She likes China very much and she is interested in Chinese.Chinese is her favorite subject.She has lots of hobbies and travelling is an important part in her life.This July her family are coming to China.They will stay here for two days, then they will take a train to Beijing.I hope they will have a great time in China this July.2.I want a pen pal
Hi!I’m Liu Xing from China I want a pen pal.I like reading books, surfing the net and writing emails.But my favorite hobby is playing basketball.I’m not doing well in English.I want to improve it.I want a pen pal in England or America.I think it will be a great help to me.If someone would like to be my pen pal ,please send an email to me.My email address is.3.A letter to my classmates
Dear classmates,Good afternoon.Today let’s talk about getting on-line.Many students like getting on-line very much.They can learn how to use the modern computer.They can learn more knowledge.It can make
them clever by playing different kinds of games.Getting on-line can open their eyes.But some students spend too much time on it.they talk too much and write too many letters to each other so they do worse and worse in their lessons.I think they can get on-line in summer or winter holidays.it not only can help them learn more but also relax themselves very much.4.What do you do in your free time
My name is May.I am a student in Class 2, Grade 8.Recently I made a survey among the students in my class about what they do after class.There are 45 students in my class(24boys and 21girls).The survey shows different students do different things after class.Nearly a third of the students often watch TV.Ten students like to play computer games while eight enjoy reading storybooks.Five like to listen to music.Only four think doing sports is a good way to relax and another four are still busy studying in their free time.In my opinion ,we should take more exercise to help relax ourselves.5.A hero in my heart
Have you ever seen the film “Hero”? I think you have.You may like the people in the film.But I don’t think they are the real heroes.In my opinion, the Chinese astronaut ,Yang Liwei is the real hero.He is the first person who got to the moon in our country.And the trip to the moon was successful, though there were many difficulties.As an astronaut ,he worked very hard in order to finish the special trip perfectly.So we should learn from him to build our country into a stronger one.As a student , we should study harder and harder.We Chinese people are proud of having such a wonderful space hero.6.My perfect holiday
If I had a lot of money ,I would plan to the moon because Chang’e and Wu Gang live there.The moon is so beautiful in the sky.I would go with my boyfriend and I would take my pet dog.We would take a UFO there and I would make a telephone call to Chang’e and let her welcome us at the station.We would have a lot of things to do such as dancing with the fairies and play chess with Wu Gang and so on My dog would play the violin with the rabbit.They would be good friends.We would get married there and live there forever.Oh ,life would be so exciting.7.My hobby
Many students have hobbies, such as reading ,painting, singing and dancing.Hobbies can make you grow as a person, develop your interests and help you learn new skills.My hobby is collecting stamps.I collectedstamps many years ago.And now I have a lot of stamps.Some stamps are interesting ,some are creative and others are educational.Collecting stamps bring me much enjoyment and help me to relax myself in my free time.I enjoy my hobby very much.A trip to Xingjiang
Last summer my parents took me to Xingjiang for a holiday.We went there by plane.Xingjiang is in the northwest of china.It is a beautiful and exciting place.We saw beautiful mountains, lakes and grass there.We ate a lot of delicious fruit.It was hot in the day and cold in the night.I rode a horse, climbed the high mountains and picked grapes.Although we were tired, we felt very excited.If you have a chance to go there.You’d better go there by train or by plane, but not by bus, because it will take you too much time.
第四篇:初二期末復習——文言文部分
初二文言文部分期末復習——《三峽》
一.解釋文中加點的詞語。(2分)
1.自三峽七百里中 自()2.略無闕處 闕()
3.重巖疊嶂,隱天蔽日嶂()隱()4.自非亭午夜分 自()5..不見曦月曦()6.至于夏水襄陵襄()7.沿溯阻絕 溯()絕()8.或王命急宣 或()9.有時朝發白帝發()10.雖乘奔御風不以疾也雖()奔()疾()11.則素湍綠潭湍()12.絕巘多生怪柏 絕()巘()13.飛漱其間漱()14.良多趣味良()15.晴初霜旦旦()16.林寒澗肅肅()17.屬引凄異屬()18.空谷傳響響()19.哀轉久絕 絕()20.故漁者歌曰故()二.用現代漢語寫出下列句子的意思。
1.重巖疊嶂,隱天蔽日。2.自非亭午夜分,不見曦月。3.至于夏水襄陵,沿溯阻絕.4.朝發白帝,暮到江陵。5.雖乘奔御風,不以疾也。6.素湍綠潭,回清倒影。7.懸泉瀑布,飛漱其間。8.清榮峻茂,良多趣味。9.空谷傳響,哀轉久絕。10.兩岸連山,略無闕處。三.文章最后的漁者歌謠體現了三峽秋景怎樣的特點?作用是什么?
四.三峽適合修建水力發電站,也可以從本文找出兩條理由,請用自己的語言概括,并寫出文中印證理由的原句。(3分)
五.文章花了大量筆墨,運用正面描寫的手法直接描繪三峽的景物,而第四段中卻寫到“漁者歌曰”,這是采用的描寫手法,其作用是:六.文中用描繪了山形的挺拔險峻,用寫盡了深秋的凄婉幽美。
七.《三峽》一文選自________________。_____(朝代)的地理學家__________給《水經》作注寫成了《________》。
初二文言文部分期末復習——《答謝中書書》、《記承天寺夜游》
一.《答謝中書書》的作者是,字通明,號。題目中的第二個“書”字的意思是?!皶钡囊馑际牵按鹬x中書書”的意思是二.《記承天寺夜游》選自《》,作者是,字子瞻,號,是朝的家。他與父親、弟弟合稱為“”,都被列入“唐宋古文八大家”之中。
三.解釋下列詞語。念:遂:蓋:但:
四.全文的線索是,描寫月夜庭中景色的句子是“?!?五.“如積水空明,水中藻、荇交橫,蓋竹柏影也”此句描寫的對象是,“藻、荇”、是指,此句運用了的修辭手法.六.上文共分三層:第一層,記事,交代了;第二層,寫景,寫了;第三層,抒情,抒發了。七.翻譯下列句子。
(1)但少閑人如吾兩人耳:(2)念無與為樂者,遂至承天寺尋張懷民。八.“懷民亦未寢”中“寢”的讀音是,意思是,成語中有這個字,就作這個意思講。
九.古人愛把竹柏比作君子,比作好友。蘇軾寫竹柏的用意是什么?十.找出文中的議論句。這些句子表現了蘇軾怎樣的心境(結合蘇軾被貶的情況)? 十一。比較閱讀蘇軾兩篇作品,完成3-7題。(10分)[甲]水調歌頭
丙辰中秋,歡飲達旦,大醉,作此篇,兼懷子由。
明月幾時有?把灑問青天。不知天上宮闕,今夕是保年。我欲乘風歸去,又恐瓊樓玉宇,高處不勝寒。起舞弄清影,何似在人間。轉朱閣,低綺戶,照無眠。不應有恨,何事長向別時圓?人有悲歡離合,月有陰情圓缺,此事古難全。但愿人長久,千里共嬋娟。[乙]記承天寺夜游
3.解釋句中加點的詞語。(2分)把灑問青天念無與為樂者4.下列句中的“/”表示朗讀時的停頓,其中讀法不正確的一項是()(1分)A.不知/天上宮闕 B.我/欲乘風歸去C.至承天寺/尋張懷民D.相與/步于中庭 5.按要求回答下列問題。(3分)(1)請出與“月下起舞,清影隨人,清冷的月宮怎比得上人間”想對應的作品原句。(2)翻譯。庭下如積水空明,水中藻、荇交橫,蓋筆下柏影也。6.下列說法不正確的一項是()(2分)
A.甲、乙兩篇均寫于作者仁途失意之時,甲表現曠達的胸懷和樂觀的情致;乙透露出隨緣自適、自我排遣的特殊心情。
B.甲、乙兩篇都寫月,甲以美麗的想像、明睿的哲理,創造出幽深高遠的境界;乙用形象的比喻、傳神的文字,描繪了空靈澄澈的景象。
C.甲中的“嬋娟”指月中的仙女;乙中的“閑人”指無所事事之人。
D.甲、乙兩篇分別是詞和散文,體裁不同決定了語言風格的不同:前者浪漫灑脫如行云流水,后者凝練含蓄饒有余味。
7.仔細體會以上兩篇作品的詩情文意,談談你對“人有悲歡離合,月有陰情圓缺,此事古難全”一句的認識。(2分)
初二文言文部分期末復習——《觀潮》
一、給下列字注音 艨艟()履()倏()僦()
二、解釋句中加粗詞語
1.自既望以至十八日為最盛:2.方其遠出海門:
3.溯迎而上:4.吳兒善泅者數百,皆披發文身:
三、解釋下列句中相同的詞語
1.僅??
僅如銀線?僅有“敵船”為火所焚
2.觀??
浙江之潮,天下之偉觀也
?可遠觀而不可褻玩焉3.勢??
勢極雄豪
?既而盡奔騰分合五陣之勢
4.能??
而旗尾略不沾濕,以此夸能
?未復有能與其奇者
四、翻譯下列句子
1.既而漸近,則玉城雪嶺際天而來。2.僦賃看幕,雖席地不容閑。
五、閱讀后回答問題
(一)每歲京尹出浙江亭教閱水軍,艨艟數百,分列兩岸;既而盡奔騰分合五陣之勢,并有乘騎弄旗標槍舞刀于水面者,如履平地。倏爾黃煙四起,人物各不相睹,水爆轟震,聲如崩山。煙消波靜,則一舸無跡,僅有“敵船”為火所焚,隨波而逝。
1.寫參演船艦之多的句子是:。2.寫陣勢變化多端的句子是:。3.寫水兵在船上演練技藝之高的句子是:。4.寫雙方習戰之激烈的句子是:。5.寫聲勢之大的句子是:。
(二)廿二日天稍和,偕數友出東直,至滿井。高柳夾堤,土膏微潤,一望空闊,若脫籠之鵠。于時冰皮始解,波色乍明,鱗浪層層,清澈見底,晶晶然如鏡之
新開而冷光乍出于匣也。山巒為晴雪所洗,娟然如拭,鮮妍明媚,如倩女之靧1[1]面而髻鬟之始掠也。柳條將舒未舒,柔梢披風,麥田淺鬣2[2]寸許。游人雖未盛,泉而茗者,罍3[3]而歌者,紅裝而蹇4[4]者,亦時時有。風力雖尚勁,然徒步則汗出浹背。凡曝沙之鳥,呷5[5]浪之鱗,悠然自得,毛羽鱗鬣之間,皆有喜氣。1.給下列字注音:鵠()乍()匣()浹()2.解釋下列句中加粗詞語。
(1)晶晶然如鏡之新開而冷光乍出于匣也:(2)風力雖尚勁,然徒步則汗出浹背:
3.作者寫的是什么地方的春色?初到此地時的心情如何?用文中句子說明。4.用“‖”給文章分層,并概括層意。
初二文言文部分期末復習——湖心亭看雪
一.對比閱讀
湖心亭看雪張岱
崇禎五年十二月,余住西湖。大雪三日,湖中人鳥聲俱絕。是日更定矣,余挐一小舟,擁毳衣爐火,獨往湖心亭看雪。霧凇沆碭,天與云與山與水,上下一白。湖上影子,惟長堤一痕、湖心亭一點、與余舟一芥、舟中人兩三粒而已。
到亭上,有兩人鋪氈對坐,一童子燒酒爐正沸。見余,大喜曰:“湖中焉得更有此人!”拉余同飲。余強飲三大白而別。問其姓氏,是金陵人,客此。及下船,舟子喃喃曰:“莫說相公癡,更有癡似相公者!”
西湖袁宏道
1[1]靧(huì)面:洗臉。
2[2]
鬣(liè):馬鬃。3[3]
罍(léi):古代盛酒的器具。4[4]
蹇(jiǎn):此指驢。5[5]
呷(xiā):小口地喝。
從武林門而西,望保叔塔突兀層崖中,則已心飛湖上也。午刻入昭慶,茶畢,即棹小舟入湖。山色如娥,花光如頰,溫風如酒,波紋如綾,才一舉頭,已不覺目酣神醉。此時欲下一語描寫不得,大約如東阿王夢中初遇洛神時也。余游西湖始此,時萬歷丁酉二月十四日也。
江雪柳宗元
千山鳥飛絕,萬徑人蹤滅。孤舟蓑笠翁,獨釣寒江雪。
20.用現代漢語寫出下列句子的意思。(4分)
(1)霧凇沆碭,天與云與山與水,上下一白。(2)湖中焉得更有此人!
21.用“︱”劃分下列一句的朗讀節奏。(2分)
此時欲下一語描寫不得。
22.試簡要分析“獨往湖心亭看雪”一句中“獨”字的表達效果。(3分)《愛蓮說》中也有含
“獨”字且意蘊相同的句子,請寫出一句。(2分)
23.《湖心亭看雪》寫的是雪后的西湖,《西湖》寫的是春天的西湖,試比較兩篇文章寫景方法的不同。(2分)
24.《湖心亭看雪》和《江雪》都描寫了雪景和人的活動,但所表達的感情完全不同,請簡要
分析。(2分)
《湖心亭看雪》
(2011年湖北咸寧)
【甲】①自三峽七百里中,兩岸連山,略無闕處。重巖疊嶂,隱天蔽日,自非亭午夜分,不見曦月。②至于夏水襄陵,沿溯阻絕?;蛲趺毙袝r朝發白帝,暮到江陵,其間千二百里,雖乘奔御風,不以疾也。③春冬之時,則素湍綠潭,回清倒影。絕山獻多生怪柏,懸泉瀑布,飛漱其間,清榮峻茂,良多趣味。④每至晴初霜旦,林寒澗肅,常有高猿長嘯,屬引凄異,空
谷傳響,哀轉久絕。故漁者歌曰:“巴東三峽巫峽長,猿鳴三聲淚沾裳!”(《三峽》)【乙】①崇禎五年十二月,余住西湖。大雪三日,湖中人鳥聲俱絕。②是日更定,余拏一小舟,擁毳衣爐火,獨往湖心亭看雪。霧凇沆碭,天與云與山與水,上下一白。湖上影子,惟長堤一痕,湖心亭一點,與余舟一芥,舟中人兩三粒而已。(《湖心亭看雪》)
1、解釋下面加點詞的含義。(2分)
①雖乘奔御風()②其間千二百里()③是日更定()④湖中人鳥聲俱絕()
2、下面各組中,加點詞的意思相同的一項是()(2分)
A、良.多趣味此皆良.實 B、飛漱其間.又何間.
焉 C、余.拏一小舟荊國有余.于地而不足于民 D、上下一.白長煙一.
空
3、用現代漢語翻譯【甲】文中“自非亭午夜分,不見曦月”這句話。(2分)
4、下面分析有誤的一項是()(2分)
A、甲文第①段“重巖疊嶂,隱天蔽日”句,是通過側面描寫的方法,表現山遠山高。B、甲文第③段“清榮峻茂”四字狀四物,表現了“水之清澈,樹之繁密,山之高峻,草之茂盛”,體現了本文語言簡約凝練的特點。
C、甲文布局巧妙,前后照應。如末段寫“空谷傳響,哀轉久絕”,巧妙照應了首段的“兩岸連山,略無闕處”。
D、“獨往湖心亭看雪”中的“獨”字,映襯出環境的幽靜、空曠,也暗示作者的“癡”。
5、甲、乙兩文中的畫線句,都是從什么角度寫景的?這兩處景物描寫各有什么作用?(4分)
《三峽》
三.寂靜凄清進一步突出三峽山高水長的特點,同時渲染三峽秋天蕭瑟凄清的氣氛。
四.理由1:水流急原句:朝發白帝,暮到江陵(或:雖乘風御風不以急也。)理由2:落差大原句:懸泉瀑布,飛漱其間。五.側面(或間接)渲染出三峽秋景的凄清蕭瑟 六.重巖疊嶂,隱天蔽日林寒澗肅,常有高猿長嘯
《答謝中書書》、《記承天寺夜游》
三1.想,考慮;于是,就;原來是;只。四.月色(或月光);“庭下如積水空明,水中藻、荇交橫,蓋竹柏影也。”五.月色竹柏影比喻
六.賞月散步的時間、原因;月下庭中景物;對月光、竹柏疏影的感觸。九.借景抒情。表達和張懷民的深厚友情 十.找出文中的議論句。這些句子表現了蘇軾怎樣的心境(結合蘇軾被貶的情況)?何夜無月?何處無竹柏?但少閑人如吾兩人者耳被貶時的失落,悲傷,沮喪等
《觀潮》
一、méngchōngshūjiù
二、1.農歷十六日2.當……時3.逆流4.畫文彩
三、1.幾乎,將近;僅僅2.景象;看3.氣勢;陣勢4.本領;能夠
四、1.不久(潮水)越來越近,就像玉城雪嶺一般的潮水連天涌來。2.租用看棚的人(非常多),即使是一席之地也不會空閑。
五、(一)1.艨艟數百,分列兩岸2.盡奔騰分合五陣之勢3.如履平地4.黃煙四起,人物略不相睹5.水爆轟震,聲如崩山
(二)1.húzhàxiájiā2.(1)……的樣子(2)可是3.滿井;若脫籠之鵠4.麥田淺鬣寸許‖游雖未盛……汗出浹背‖凡曝沙之鳥……第一層寫初到野外的心情及春水、春山、春天植物之美。第二層寫早春的游人各得其樂的情態。第三層寫大自然中生物的情態。
《湖心亭看雪》
一.參考答案: 20.(4分,每句2分)(1)(湖上)彌漫著水氣凝成的冰花,天與云與山與水,渾然一體,白茫茫一片。(2)在湖中怎么還能碰上(您)這樣(有閑情雅致)的人呢!21.(2分)此 時︱欲 下 一 語 描 寫︱不 得。22.(3分,每點1分,語意相近即可)①映襯出環境的幽靜、空曠;②充分展示出作者遺世獨立的高潔情懷和不隨流俗的生活方式;③暗示作者的“癡”(或“不同常人”),為下文作伏筆。23.(2分)《湖心亭看雪》用簡練樸素,不加渲染的白描手法寫景(答出“白描”即可)(1分);《西湖》用生動的比喻寫景(1分)。
24.(2分)《湖心亭看雪》表達的是作者清高自賞和淡淡的愁緒(1分);《江雪》
表達的是作者懷才不遇的孤獨感(1分)。(語意相近即可)二.答案:
1、(2分)①即使 ②代詞,那 ③代詞,這 ④都
2、(2分)D
3、(2分)如果不是正午和半夜,就看不見太陽和月亮。(“自”“亭午”“曦”三個詞翻譯準確,可得滿分,否則扣分)
4、(2分)A
5、(4分)
甲文、乙文都是從聽覺方面寫景的。(2分)甲文畫線句描寫三峽秋天的凄清,渲染了一種凄異的氣氛,使人感到無限的悲涼(1分)。乙文畫線句描寫出雪后西湖萬籟俱寂的景象,使人感到冰天雪地的森然寒意,表現出作者孤寂(或孤傲)的情懷(1分)。(注意:意境須答出“景”與“情”)
第五篇:初二期末幾何證明題復習(本站推薦)
初二期末幾何證明題復習2014-6-1
21.在△ABC 中,AB ? AC,?A ??0?,將線段 BC 繞點 B 逆時針旋轉 60?得到線段 BD,再將線
段BD平移到EF,使點E在AB上,點F在AC上.(1)如圖 1,直接寫出 ?ABD和?CFE 的度數;
(2)在圖1中證明: ?E ?CF;(3)如圖2,連接 CE,判斷△CEF 的形狀并加以證明.
B
圖
1B
C
圖2
2.將△ABC繞點A順時針旋轉?得到△ADE,DE的延長線與BC相交于點F,連接AF.
(1)如圖1,若?BAC=?=60?,DF?2BF,請直接寫出AF與BF的數量關系;
(2)如圖2,若?BAC<?=60?,DF?3BF,猜想線段AF與BF的數量關系,并證明你的猜想;解:
3.已知∠ABC=90°,D是直線AB上的點,AD=BC.
(1)如圖1,過點A作AF⊥AB,并截取AF=BD,連接DC、DF、CF,判斷△CDF的形狀并證明;
(2)如圖2,E是直線BC上的一點,直線AE、CD相交于點P,且∠APD=45°,求證BD=CE.
圖1 圖
4.在△ABC中,∠ACB=90°,AC>BC,D是AC邊上的動點,E是BC邊上的動點,AD=BC,CD=BE.
(1)如圖1,若點E與點C重合,連結BD,請寫出∠BDE的度數;(2)若點E與點B、C不重合,連結AE、BD交于點F,請在圖2中補全圖形,并求出∠BFE的度數.
5.如圖,梯形ABCD中,AD∥BC,∠DCB=45°,CD=2,BD⊥CD.過點C作CE⊥AB于E,交對角線BD于F,點G為BC中點,連接EG、AF.(1)求EG的長;
(2)求證:CF=AB+AF.
6.如圖,在正方形ABCD中,M是AD的中點,連接BM,BM的垂直平分線交BC的延長線于F,連接MF交CD于N.求證:(1)BM=EF;(2)2CN=DN.