Every possible means _______to prevent the air pollution, but the sky is not still clear.
A.is used
B.are used
C.has been used
D.have been used
试卷相关题目
- 1----- How long ________ in Guilin? ----- For two weeks. I'm going to some places of interest there.
A.did you stay
B.do you stay
C.are you staying
D.have you stayed
开始考试点击查看答案 - 2________ to the hospital, the badly injured woman was immediately operated on so that she could be saved.
A.Rushing
B.Rushed
C.Having rushed
D.To be rushed
开始考试点击查看答案 - 3When I said some students were so lazy, I ______to you.
A.don't refer
B.wasn't referring
C.didn't refer
D.hasn't referred
开始考试点击查看答案 - 4I have always wanted to go to a good place in the country for a holiday , and now I______about where it should be.
A.thought
B.had thought
C.was thinking
D.am thinking
开始考试点击查看答案 - 5When _____ the letter, tears came to her eyes.
A.she was reading
B.reading
C.she reading
D.read
开始考试点击查看答案 - 6—I have not finished with my dinner yet. —But our friends ______ for us.
A.will wait
B.wait
C.have waited
D.are waiting
开始考试点击查看答案 - 7_______ a reply, he decided to send another e-mail.
A.Not receiving
B.Receiving not
C.Not having received
D.Having not received
开始考试点击查看答案 - 8Where _______ for the past few years?
A.are you
B.have you been
C.have you gone
D.did you go
开始考试点击查看答案 - 9---Ring me at six tomorrow morning, will you ? ---Why that early ? I _____then.
A.have slept
B.have been sleeping
C.will sleep
D.will be sleeping
开始考试点击查看答案 - 10―Why? Where is my cellphone? ―Dear me! You _______ it in the taxi!
A.have never left
B.never left
C.haven't left
D.didn't leave
开始考试点击查看答案