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
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I don’t know when he _______ tomorrow, when he    tomorrow ,I will tell you.
#36577
A
will come;come
B
will come;comes
C
will come;will come
D
comes;would come
How many times have you         the Science Museum?
#37476
A
gone to
B
been in
C
been to
D
went to
-Where’s Lisa,Eric?-She __________ to the library.
#41568
A
goes
B
had gone
C
has gone
D
would go
---When did Betty        Beijing?
#40091
A
arrive
B
arrive in
C
got
D
got to
--When _______ you _______ to learn to skate?--Five years ago.
#41709
A
do , begin
B
will , begin
C
have , begun
D
did , begin