20.mike was lucky enough to sell his second-hand car for exactly ________
问题描述：
20.mike was lucky enough to sell his second-hand car for exactly ________
A.what he had paid for it
B.what he was paid for it
C.how much had he paid for it
D.when he had paid for it
为什麼是A而不是C?
答
选 A for 后面应该加一个表示原因的从句 或者说是 缺一个宾语 what 在这引导的这一小句充当宾语 小句的意思是 他以前所花费的钱
这句话的意思是 麦克非常幸运 他以原价卖出了他的二手车