> 英语 >
-----I didin't give him a hand when he was in trouble.
-----A.should B.ought to haveC.ought to doD.should do
为什么选B
人气:100 ℃ 时间:2019-11-16 07:28:52
解答
outht to have done sth.表示“本该做某事(却未做)”,符合题意.
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版