We don’t know _______ the meeting will be held soon.
#39025
A
when
B
what
C
whether
D
since
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Scientists observe ___ making the most of our senses when we are young can keep us healthy later on in life.
#79248
A
if
B
what
C
that
D
When
------Can you tell me _________ traveling to Dalian? ------About two hours by plane.
#37551
A
how much it costs
B
how soon it takes
C
how long I will take
D
how many hours I will spend
one children want to challenge themselves by learning a language different from ______ their parents speak at home.
#78746
A
what
B
that
C
which
D
one
Do you know _____this time yesterday?
#39290
A
what she is cooking
B
what is she cooking
C
what she was cooking
D
what was she cooking