________ at the door before you enter my room, please.
#66075
A
Knock
B
Knocking
C
Knocked
D
To knock
推荐题目
—Bob, it’s getting cold. take a jacket with you?---All right, Dad.
#59428
A
Why not
B
What about
C
How about
D
Why not to
Tom, _________ afraid of speaking in front of people. You are the best one.
#59388
A
don’t
B
not
C
not be
D
don’t be
---- Jack, you ________ the window quickly, will you? ---- Ok! Oh! The window ________ broken.
#65929
A
are shutting; was
B
shut; is
C
have shut; has
D
will shut; has been