How long do you think it will be _______ scientists succeed in providing a cure
题型:不详难度:来源:
How long do you think it will be _______ scientists succeed in providing a cure for cancer?A.when | B.after | C.since | D.before |
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答案
D |
解析
试题分析:句意:你认为还需多长时间科学家就能成功提供治癌症的方法?when当……时候;after在……之后;since自从;it will be some time before...再过多长时间就。根据句意故选D。 点评:本题难度适中。固定句式是近几年高考常出现的一个考查项目,高中阶段的一些句式不是很多,提醒考生在平时多加注意它们的用法及意义。 即学即练: How long is it _______ we visited your mother? A. when B. after C. since D. before 解析:C。句意:自从我们看望你母亲以来到现在有多长时间了? |
举一反三
I made ___ clear to my team that I want our initial reviews completed this week. |
He made another wonderful discovery, ______ of great importance to science.A.which I think it is | B.which I think is | C.which I think | D.I think which is |
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Please do me a favor----_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.A.to invite | B.inviting | C.invite | D.invited |
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One more week,______we will leave school and have a holiday. |
,the more quickly he will learn a foreign language.A.The stronger motivation will a person have | B.The stronger motivation has a person | C.The stronger motivation a person will have | D.The stronger motivation a person has |
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