这题为什么不选B？
Lookatthesign!Itsays"NoSmoking"Oh,sorry.I____it.A.don'tseeB.haven'tseenC.wasn'tseenD....
Look at the sign! It says "No Smoking"
Oh,sorry.I ____ it.
A.don't see
B.haven't seen
C.wasn't seen
D.didn't see 展开
Oh,sorry.I ____ it.
A.don't see
B.haven't seen
C.wasn't seen
D.didn't see 展开
展开全部
这题回答是我没看见标志，肯定是指刚才没看见，是过去式，所以选择D，didn't see。
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