问题
选择题
_____ at the door before you come into the room.
A．Hit
B．Knock
C．Touch
D．Strike
答案
答案：B
动词辨析。Hit打击； Knock 敲击；Touch 触摸；Strike罢工，打击。句意：在你进入房间之前先敲门。故选B。
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_____ at the door before you come into the room.
A．Hit
B．Knock
C．Touch
D．Strike
答案：B
动词辨析。Hit打击； Knock 敲击；Touch 触摸；Strike罢工，打击。句意：在你进入房间之前先敲门。故选B。