—The light in his room is still on. Do you know _______?—In order to get ready for the coming exam.
#37690
A
why he stays up so late
B
if he works hard
C
what he is doing
D
when he will stop working
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Mother asked the young kid      with his toy car.
#79226
A
what the matter was
B
what was the matter
C
what the matter is
D
what is the matter
---Are you still thinking about yesterday's party? ---Oh, that's _______.
#79213
A
what makes me feel excited
B
whatever I fell excited about
C
how I feel about it
D
when I feel excited
 –I didn’t know ______-Neither did I.
#36798
A
what was happened to him
B
what the matter was with him
C
what was wrong with him
D
where was the History Museum