——Who is knocking at the door?——It ______ Mr. Black, because he_______Washington.
#54792
A
can't be;has gone to
B
may be;has been to
C
must’t be;has gone to
D
may be;went
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He took down the old map on the wall and ______ a new one instead.
#54982
A
put down
B
put on
C
put off
D
put up
---Would you mind ______ the door? It’s cold outside.--- OK. I’ll do it right now.
#51922
A
opening
B
no opening
C
closing
D
not closing
Can you _____ the star singer ____ us.
#54126
A
introduce; to
B
introduces; to
C
introduce; with
D
introduces; with