Unit2 基础巩固练习(新人教版必修二) 2011届高考英语总复习名师全程导学案
解析:选A。全句的意思是:“如果要避免食品短缺,就必须做出更大努力来增加农业产量。”if条件句应用一般现在时表将来,所以选择A项。
4. I’ll take down your name and address in case you ________ as a witness.
A. will need B. will be needed
C. need D. are needed
解析:选D。take down记下;in case以防;witness目击者,见证人;address住址。句意:我将记下你的名字和住址,以备你作为一个见证人时用。一般现在时的被动语态。显然答案为D。
5. All the machines ________ by the end of the following week.
A. were repaired B. will be repaired
C. have been repaired D. will have been repaired
解析:选D。将来完成时态。by the end of“到……时间为止”,在此句中引导的时间状语从句为将来时间,所以是用将来时。B项和D项选取哪个?机器(machines)是被修的,所以用被动语态。显然,D项为正确答案。
4. I’ll take down your name and address in case you ________ as a witness.
A. will need B. will be needed
C. need D. are needed
解析:选D。take down记下;in case以防;witness目击者,见证人;address住址。句意:我将记下你的名字和住址,以备你作为一个见证人时用。一般现在时的被动语态。显然答案为D。
5. All the machines ________ by the end of the following week.
A. were repaired B. will be repaired
C. have been repaired D. will have been repaired
解析:选D。将来完成时态。by the end of“到……时间为止”,在此句中引导的时间状语从句为将来时间,所以是用将来时。B项和D项选取哪个?机器(machines)是被修的,所以用被动语态。显然,D项为正确答案。
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