Books are helpful us.A. fromB. onC. inD. to

发布时间:2020-08-20 18:06:32

Books are helpful      us.
A. from
B. on
C. in
D. to

网友回答

A. from
B. on
C. in
(答案→)D. to
解析:
这题考查介词的用法,be helpful to是“对…有帮助”,句意是:书本对我们是有帮助的。选D。
以上问题属网友观点,不代表本站立场,仅供参考!