题目内容
He has proved his courage in the battle.
Through tests time and time again, this kind of rope____strong.
Through tests time and time again, this kind of rope____strong.
| A.was proved | B.has ben turned out | C.turned | D.proved |
D
考查系动词用法。句意:通过一次次实验,结果证明这种绳子是结实的。turn out,prove作为证明是,结果是,原来是为系动词,无被动语态。
练习册系列答案
相关题目