look what you have done you ____more careful A:may be B:had to C:should have been D:would be
问题描述：
look what you have done you ____more careful A:may be B:had to C:should have been D:would be
you ____read that book if you do not want to A:have not B:can not C:must not D:need not
Tom ought not to ____me your secret but he meant no harm A:have told B:tell C:be telling D:having told
答
C should have done表示本来应该怎么样,却没有怎么样做.
D如果你不想看书,你就不要看.need需要.
A ought to do本来应该做却没有做
ought not to do本来不应该做却做了.
Tom本来不应该告诉我你的秘密的,他却告诉我了.但是他没有恶意.