All the club members _______ the floor when they heard someone _______ for help.
#41802
A
swept; were shouting
B
swept; shouted
C
were sweeping; shouting
D
were sweeping; shouted
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Ten years ago _______ only one building in our school. And in 10 years, _______ five buildings in our school.
#41816
A
there will be; there are
B
there was; there are
C
there was; there will be
D
there will be; there was
I don’t know if he       tomorrow. But if he   , I’ll tell you. 
#41680
A
will come;will come
B
comes;comes
C
will come;comes
D
comes;will come
It’s four o’clock in the afternoon. The boys __ in the pool.
#41532
A
is swiming
B
are swiming
C
are swimming
D
is swimming