Up to now,the program________thousands of children who would otherwise have died

Up to now,the program________thousands of children who would otherwise have died

题型:不详难度:来源:
Up to now,the program________thousands of children who would otherwise have died.
A.would saveB.saves
C.had savedD.has saved

答案
D
解析

句意为:截止到现在,这个项目已经挽救了成千上万的本来会死去的孩子的生命。up to now是现在完成时态的标志,所以空格处使用现在完成时态。
举一反三
I was sleeping when the telephone rang again.It was the third time that I ________ that night.
A.have been interruptedB.had been interrupted
C.interruptedD.had interrupted

题型:不详难度:| 查看答案
—Have you seen the movie “2012”?It’s quite thrilling.
—No,I ________ to buy a ticket,but it ________ cats and dogs.
A.have intended;was raining
B.intended;had rained
C.have intended;rained
D.had intended;was raining

题型:不详难度:| 查看答案
—Tom,you’ve got an A in the final English exam.Congratulations!
—Thanks.But I never thought the result came out so fast.The papers________when I left the teacher’s office just now.
A.had been marked
B.were still being marked
C.are still marking
D.had been marking

题型:不详难度:| 查看答案
I was out of town at the time,so I don’t know exactly how it ________.
A.was happeningB.happened
C.happensD.has happened

题型:不详难度:| 查看答案
By the time Pierce comes back from the meeting,we________here for three hours.
A.will be waitingB.is waiting
C.will waitD.will have waited

题型:不详难度:| 查看答案
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