I don’t know when my son ________ back. When he_________ back, I’ll call you. 
#37010
A
comes, comes
B
will come, will come
C
comes, will come
D
will come, comes
推荐题目
He asked _____________ for the piano.
#78943
A
did I pay how much
B
how much I paid
C
I paid how much
D
how much did I pay
I didn’t know __________________. 
#37341
A
how many times he has been to his favourite place of interest
B
why did he go to France
C
What’s the matter with the Ipad bought yesterday
D
who to ask for help when in trouble
--- What did the teacher say to you just now?--- She asked me _______________.
#36823
A
whether I had finished my work
B
if had I finished my work
C
that I had finished my work
D
how long had I finished my work