Their school days are busy and the children don’t get home _________ 7 pm．
#53068
A
until
B
unless
C
since
D
when
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Boys and girls, time is up, please check your name and ______ your papers.
#53053
A
hand out
B
hand up
C
hand in
D
hand down
Would you mind me how this math problem ?
#51928
A
telling, to solve
B
telling, solve
C
to tell, to solve
D
to tell, solve
He________ an English club last year and has improved his English a lot.
#58312
A
protected
B
produced
C
joined
D
received