两道英语语法题,谢谢帮忙看一下!

来源:百度知道 编辑:UC知道 时间:2024/05/09 11:02:03
The young trees required _ carefully.
A.looking after B.to look after
C.to be looked at D.to be looked after

请问选B还是D为什么?

The sentence wants _ once more.
A.to explain B.explaining
C.being explained D.to be explained it

哪位高手看一下,谢谢了~~!

The young trees required _ carefully
选 A.looking after
require doing sth. 有被动意义
即:这棵小树需仔细照料

The sentence wants _ once more.
选 B.explaining
同样want doing sth. 含被动意义
即:这句句子需要再解释一遍