The research is so designed that once________nothing can be done to change it. A

The research is so designed that once________nothing can be done to change it. A

题型:不详难度:来源:
The research is so designed that once________nothing can be done to change it.
A.beginsB.having begun
C.beginningD.begun

答案
D
解析
该题题***意思应为“研究工作计划得如此周密,一旦工作开始,什么事情也改变不了它”。当once (或when, while, if, as if, though/although, as, until, until, whether, unless, since等)引导状语从句时,若从句中的主语与主句中的主语相同(或从句中的主语为it), 且从句的谓语中有be时,可省略从句中的主语和be, 而只保留形容词、分词、动词不定式、介词短语等,故答案为D。
举一反三
Pop music is such an important part of society_______ it has even influenced our language.
A.asB.that
C.which D.where

题型:不详难度:| 查看答案
.---Where’s that report?
---I brought it to you ________ you were in Mr. Black’s office yesterday.
A.if B.whenC.becauseD.before

题型:不详难度:| 查看答案
In1994, China began collecting income tax from citizens earning more than 800 Yuan per month but only 1% people were earning more than _______; now about 60% earn the amount.
A.thisB.theseC.thoseD.that

题型:不详难度:| 查看答案
I regreted_________him the news that our team had failed.
A.to tellB.tellingC.having toldD.to have told

题型:不详难度:| 查看答案
If you’re planning a trip to Tibet this summer, do count me______.
A.onB.downC.insideD.in

题型:不详难度:| 查看答案
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