— The light is still on in his room. Do you know          ?— Maybe he has to study for a test.
#36814
A
if he works hard
B
who he is studying with
C
what he is busy with
D
when he will stop working
推荐题目
-Do you know _____?-Next month.
#36596
A
when he came here
B
when did he come here
C
when he will come here
D
when will he come here
I would like to join the school volunteer project, and I often imagine _______. 
#37144
A
what I should do it
B
what should I do
C
what I should do
D
how should I do