1. It just isn’t fair________I was working as a waiter last month，my friends were lying on the beach.
A．whenever B．Though C．for D．while
【解析】本題句意為：這真不公平。上個月當(dāng)我在做服務(wù)員的時候，我的朋友們正躺在沙灘上。表示“與此同時”用while，引導(dǎo)時間狀語從句?！敬鸢浮俊

2. —I wonder how much you charge for your service.
—The first two are free________the third costs $30.
A．while B．Until C．when D．before
【解析】　考查連詞的用法。根據(jù)句意，這里表示前后句之間的對比，所以用while，表示“而”。語意是“前面兩項服務(wù)是免費的，而第三項收費30美元”。【答案】　A

3.?Because?of?the?heavy?traffic,?it?was?already?time?for?lunch?break?_______?she?got?to?her?office.????A.?since????????????B.?that??????????????C.?when???????????D.?until? 【答案】　C

4. The?old?man?asked?Lucy?to?move?to?another?chair?_______?he?wanted?to?sit?next?to?his?wife.
A.?although????????B.?unless????????????C.?because??????????D.?if? 【答案】　C

5. ?You?may?use?room?as?you?like?_______?you?clean?it?up?afterwards
A.?so?far?as????B.?so?long?as???C.?in?case???D.?even?if? 【答案】　B

6.?Mary?made?coffee?________?her?guests?were?finishing?their?meal.
A.?so?that???????????B?although???????C.?while???????????D.?as?if? 【答案】　C

7.?The?little?boy?won’t?go?to?sleep?_____?his?mother?tells?him?a?story.?
?A.?or? ?B.?unless? ?C.?but?? D.?whether? 【答案】　B

8. She had just finished her homework________her mother asked her to practise playing the piano yesterday.
A．when B．While C．a(chǎn)fter D．since
【解析】　句意為：昨天她剛做完作業(yè)，她媽媽就讓她練鋼琴。when在本句中作并列連詞，意為：and at that time。while作并列連詞，表示“對比轉(zhuǎn)折”；after為從屬連詞或介詞，意為“在……之后”；since自從……時候，既然……【答案】　A

9. —I may go to the market this afternoon.
—Could you please buy some fruit for me________you are there?
A．since B．If C．while D．a(chǎn)s
【解析】　考查連詞的用法。對方只是說可能會去市場(may go to the market)，因此答語中用if符合語境，即你如果(if)去的話，能幫我買些水果嗎？【答案】　B

10.?Tom?was?about?to?close?the?windows_____?his?attention?was?caught?by?a?bird.
A.?when???????????B.?if??????????????C.?and???????????D.?till? 【答案】　A

11.?The?engineer?are?so?busy?that?they?have?zero?time?for?outdoor?sports?activities,?_______?they?have?the?interest.
A.?wherever?????????B.?Whenever????????C.?even?if?????????????D.?as?if?? 【答案】　C

12.?The?girl?had?hardly?rung?the?bell?_____?the?door?was?opened?suddenly,?and?her?friend?rushed?out?to?greet?her.
A.?before?????????????B.?until?????????????C.?as??????????????D.?since? 【答案】　A
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