I don’t know when my son __________back, but when he __________back ,I’ll give you a call
#40018
A
comes, comes
B
will come, will come
C
comes ,will come
D
will come, comes
推荐题目
I ______ much progress in my English study since last term. 
#41652
A
make
B
will make
C
made
D
have made
Linda __________ to Beijing, she hasn't returned back yet.
#40076
A
has gone
B
has been
C
went
D
goes
____ you play ____ piano ____ when you were young?
#41986
A
Can, /, good
B
Could, /, well
C
Could, the , well
D
Can, the, good
Look! Jack and his monkey _________ flying disk together in the garden. 
#42280
A
is playing
B
was playing
C
are playing
D
were playing