题目内容
-What happened to Mr. Smith early this morning?
-Oh, he was seen ________ down the driver and ________ away.
[ ]
A.knock; drive
B.knocking; driving
C.knocked; drove
D.to knock; driven
答案:C
提示:
提示:
|
see sb./sth.done的被动形式是sb./sth.be seen done。 |
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