Can you tell me ________ at that time?
#39062
A
what were they doing
B
what they were doing
C
what are they doing
D
what they are doing
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– Mother’s Day is coming. I’ve no idea______________for my mother. --Hmm, maybe you can do the housework.
#36938
A
what I should buy
B
how should I do
C
what I should do
D
where should I go
Just as sound travels through the air in waves, electricity travels through the air in ______ radio waves.
#79301
A
what is called
B
which is called
C
what it is called
D
which it is called
一Alex has gone to New Zealand．一Oh，could you tell me________?
#36859
A
when he left
B
when did he leave
C
when he is leaving
D
when is he leaving
—Do you know ________ the school?—About twenty minutes ago.
#36563
A
when he left
B
when did he leave
C
when he leaves
D
when does he leave
She looks very sad. I want to help her , but I just don’t know_________ to do.
#38443
A
what
B
when
C
how
D
where