—Do you know _______he came?—I am not sure.  Maybe for the toy car.
#79091
A
how
B
when
C
why
D
what
推荐题目
—Do you have to hold our English party in the classroom?—Well. I don’t know ______if not there. 
#38119
A
what can we do it
B
when can we do it
C
where can we do it
D
where we can do it
 —What time will Mr Brown be back to China?—Sorry. I don’t know ______.
#36648
A
when did he go abroad
B
why he is going abroad
C
how soon will he be back
D
how long he is going to be there
 —I don’t know ______. Can you tell me?  —Yes, at 3 tomorrow afternoon.
#37767
A
when we had a meeting
B
when did we have a meeting
C
when we will have a meeting
D
when will we have a meeting