问题详情

That young boy was knocked ______ by a passing car.


A、on

B、at

C、in

D、down

时间:2021-08-07 20:53 关键词:

答案解析

D
19.答案为D。这个小男孩被经过的汽车撞倒了。knock down“撞倒”;knock on“敲击”; knock at“敲(门)”;knock in“(把钉子)钉入”。