The book was so interesting that he had read it for three hours he realized it.

A. before B. after C. until D. since

A 【解析】句意：這本書(shū)是如此的有趣以至于他意識(shí)到的時(shí)候已經(jīng)讀了三個(gè)小時(shí)了。before在…之前；after在…之后；until直到…時(shí)候；since自從。he had read it 是過(guò)去完成時(shí)態(tài)，空后realized是一般過(guò)去時(shí)態(tài)，主句的動(dòng)作先發(fā)生，從句的動(dòng)作后發(fā)生，再根據(jù)句意可知應(yīng)選A。

The teacher speaks very loudly all the students can hear her.

A. so that B. because C. since D. when

A 【解析】試題分析：句意：為了讓所有學(xué)生都能聽(tīng)見(jiàn)她，老師講得非常大聲。A.so that 是固定詞組，引導(dǎo)目的狀語(yǔ)從句時(shí)，表示“以便；為了”，從句中常使用can /could /may /might /will /would /should等情態(tài)動(dòng)詞或助動(dòng)詞，因此選A。B.because 意為“因?yàn)椤?C.since 表示“自……以來(lái)，因?yàn)�，由于”。D.when 意為“當(dāng)……時(shí)”。所以，B...

Some school teachers complain that many kids haven't got any hobbies- we call playing computer games a hobby.

A. unless B. once C. since D. if

A 【解析】句意：一些學(xué)校的老師抱怨說(shuō)很多孩子沒(méi)有任何業(yè)余愛(ài)好，除非我們把玩電腦游戲叫做是一個(gè)愛(ài)好。unless除非，如果不；once一旦；since自從；if如果。根據(jù)句意可知應(yīng)選A。

一Did you win the match last night?

一Not really. we all did our best, we lost it at last.

A. Though B. If C. Unless D. Because

A 【解析】句意：-昨天晚上你贏了比賽嗎？-沒(méi)有，盡管我們都盡了我們的最大努力，但是最后我們還是失敗了。Though盡管；If如果；Unless除非；Because因?yàn)�。根�?jù)句意可知，這兩句話(huà)之間是轉(zhuǎn)折的關(guān)系，故應(yīng)選A。

（2017·四川德陽(yáng)·33）My mother has taught in this school________ she was twenty years old.

A. for B. until C. because D. since

D 【解析】句意：我母親從二十歲起就在這所學(xué)校教書(shū)。A. for為，后接一段時(shí)間；B. until直到；C. because因?yàn)�；D. since自從，后接時(shí)間點(diǎn)。由句意可知D正確。

I'll never forget the town in which there a clean river and many big tall trees.

A. used to be B. used to have

C. was used to being D. was used to having

A 【解析】句意：我將永遠(yuǎn)不會(huì)忘記那個(gè)城鎮(zhèn)，在那里曾經(jīng)有一條清澈的河和很多高大的樹(shù)。used to be過(guò)去有；used to have過(guò)去有；was used to being習(xí)慣于有；was used to having習(xí)慣有。這句話(huà)中使用的是there be句型，“有”，故排除B和D。used to +動(dòng)詞原形，表示過(guò)去常常做某事；be used to doing表示習(xí)慣于某事。根據(jù)句...

It's really him to drive after drinking so much wine.

A. crazy of B. gentle of

C. brave for D. wise for

A 【解析】句意：在喝了這么多酒之后開(kāi)車(chē)，他真是瘋了。crazy瘋狂的；gentle溫柔的；brave 勇敢的；wise明智的。根據(jù)句意可知，這樣做是很瘋狂的，選A。句中使用的句型是It is+形容詞+for/of sb. to do sth.某人做某事是…的。形容詞如果修飾后面的 to do sth.，用介詞for；如果修飾人，則用of，這句話(huà)中的crazy是修飾him的，他很瘋狂，所以介...

Huangguoshu Waterfall is beautiful that I want to come here again next year．

A. so B. too C. such

A 【解析】句意：黃果樹(shù)大瀑布是如此美麗以至于我明年還想來(lái)這里。so是副詞，“如此、這么”，后接形容詞，so+形容詞/副詞+that+從句，這里beautiful是形容詞；such+a/an+形容詞+單數(shù)可數(shù)名詞+that+從句或者such+復(fù)數(shù)可數(shù)名詞/不可數(shù)名詞+that+從句，這里不符合，故排除C；too太，后跟形容詞或副詞，但是不與that從句連用，故排除B；故選A。

一Look in the mirror. What happened your face?

一Oh, there's some ink on my face.

A. to B. on C. in

A 【解析】句意：-照照鏡子，你的臉怎么了？-哦，我的臉上有一些墨水。to到…；on在…上面；in在…里面。這里是固定短語(yǔ)happen to…，意思是“…怎么了，發(fā)生什么事了”，故應(yīng)選A。

a good virtue(德行)to be kind and honest to others.

A. This is B. It is

C. It has D. There is

B 【解析】句意：對(duì)別人友好、誠(chéng)實(shí)是一個(gè)好的德行。This is這是…；It is它是…；It has它有；There is有…。這句話(huà)中to be kind and honest to others是動(dòng)詞不定式，它在句中作主語(yǔ)，前面應(yīng)用It來(lái)作形式主語(yǔ)，不能用其他的代詞，故選B。