You were silly not your car. [ ] A.to lock B.to have locked C.locking D.having l
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![You were silly not your car. [ ] A.to lock B.to have locked C.locking D.having l](/pic/43_942168.jpg)
You were silly not ________ your car.
[]A.to lock
B.to have locked
C.locking
D.having locked
试题答案
答案:B
解析:句子使用了“主语+be+adj.+to do”结构,所以排除C, D两项,were说明动作发生在过去,所以使用不定式的完成式. |