题目内容
21、Had I known that air conditioners cause so much pollution , I _______ one.
A．would never have bought B．would haven’t bought
C．must never have bought D．must haven’t bought
试题答案
21、A
相关题目
Had I known that air conditioners cause so much pollution , I _______ one.
A．would never have bought B．would haven’t bought
C．must never have bought D．must haven’t bought
查看习题详情和答案>>_____ 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 |
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