He asked his father ________?  
#38160
A
where it happens
B
where did it happen
C
how it happened
D
how did it happen
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—Could you tell me _________?— You can take No. 16 bus. 
#38979
A
how can we get to the Olympic Park
B
how we can get to the Olympic Park
C
how did we get to the Olympic Park
D
how we got to the Olympic Park
—I don’t know _______________.—Don’t mention it. He is always so strange.
#39198
A
what the matter with him
B
what is the matter with him
C
what matter with him
D
what the matter is with him