第1个回答 2013-01-08
应该 : should do sth 表示一种职责或义务,如:
You should study hard
本应该: should have done sth 表示本该做但实际没做, 如:
You should have finished your homework. 你本该完成作业的。(实际没有)
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第2个回答 2013-01-08
should do
should have done
祝你学习进步,更上一层楼! (*^__^*)
不明白的再问哟!请记得采纳,多谢!
第3个回答 2013-01-08
应该用should have done
比如 你本该问问他的
You should have asked him
第4个回答 2013-01-08
should have done