问题
选择题
How long have they ____ this new car?
A．bought
B．buy
C．have
D．had
答案
答案：D
根据疑问词how long多久可知文中不能用瞬间动词,have为完成时态助动词,后面动词要用过去分词,故选D.
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How long have they ____ this new car?
A．bought
B．buy
C．have
D．had
答案：D
根据疑问词how long多久可知文中不能用瞬间动词,have为完成时态助动词,后面动词要用过去分词,故选D.