_____ that air conditioners cause so much pollution, I would never have bought one.
A.Had I known
B.I had known
C.Were I to know
D.Did I know
试卷相关题目
- 1Only by imagining and creating ________ the problem.
A.can solve
B.you can solve
C.solve
D.can you solve
开始考试点击查看答案 - 2If ________, the dirty air will lead you to fall ill.
A.breathe in
B.you to breathe in
C.breathing in
D.breathed in
开始考试点击查看答案 - 3--- He has never learned French. ---- __________.
A.So I did
B.So have I
C.Nor I have
D.The same with me.
开始考试点击查看答案 - 4After that we never saw her again, nor_________ from her.
A.had we heard
B.we heard
C.did we hear
D.we have heard
开始考试点击查看答案 - 5- What a great success the exhibition was last night ! -_______ , especially it ______ those who have a preference for the beauty of nature .
A.So it did ; appeals to
B.So did it , interested
C.So was it ; attracted
D.So it was ; appealed to
开始考试点击查看答案 - 6________ the help of her teacher, Mary ________ in the past few months.
A.With; has made progress
B.Under; has made a progress
C.With; had made progress
D.Under; had made a progress
开始考试点击查看答案 - 7The door opened and in ______ .
A.came she
B.did she come
C.did Miss Gao come
D.she came
开始考试点击查看答案 - 8Only when I left my parents for Italy ______ how much I loved them.
A.I realized
B.I had realized
C.had I realized
D.did I realize
开始考试点击查看答案 - 9Not until I was standing on the edge of death ________ how much I wanted to live.
A.I realized
B.did I realize
C.I had realized
D.had I realized
开始考试点击查看答案 - 10________ , the little girl can help her mother with some housework.
A.Young as she is
B.Young as is she
C.As she is young
D.As is she young
开始考试点击查看答案