作业帮You are supposed___the work yesterday but you forgot.A.to finish B.to be finishing C.to have finished D.had finished
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You are supposed___the work yesterday but you forgot.A.to finish B.to be finishing C.to have finished D.had finished
You are supposed___the work yesterday but you forgot.
A.to finish B.to be finishing C.to have finished D.had finished
You are supposed___the work yesterday but you forgot.A.to finish B.to be finishing C.to have finished D.had finished
选C
be supposed to have done本应做某事,但没做
C
这句话应该表示昨天已经完成，应该用完成时
C吧，be supposed to 是固定搭配，
这项工作本应是昨天完成的，应该是过去完成时，所以是C
C
本来就应该昨天完成的,代表现在本应已经完成了,用现在完成时
选C.“be supposed to have done”译为“本应做某事，但没做.”
c
be supposed to 就是 should
should have done本应做了什么实际没有，句意分析。C~