问题
选择题
–Excuse me , Sir . Smoking is not allowed here .
–Oh, sorry. I __________.
A．haven’t know
B．don’t know
C．hadn’t know
D．didn’t know
答案
答案：D
交际用语及时态。由语境可以为过去式。
搜题请搜索小程序“爱下问搜题”
–Excuse me , Sir . Smoking is not allowed here .
–Oh, sorry. I __________.
A．haven’t know
B．don’t know
C．hadn’t know
D．didn’t know
答案：D
交际用语及时态。由语境可以为过去式。