A big party was held in NO.18 Middle School last night, the teacher with students _____ singing and dancing happily at the party.
#61944
A
is
B
was
C
are
D
were
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They had a wonderful time _______________ .
#57535
A
chat on the Internet
B
chatting on the Internet
C
chat in the Internet
D
chatting in the Internet
---Zhang Lin has decided to his bad habit of smoking．---That’s good news．I hope he can do it．
#52382
A
give up
B
look up
C
clean up
D
save up