We can never forget the days _______ the two astronauts in spaceship worked together and the days ________ we spent together.
#72196
A
when; which
B
which; when
C
what; that
D
on which; when
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— The pop group S.H.E is said to have been invited to 2013 CCTV Spring Festival Show.— Really? It’s a long time _______ they three performed together on the mainland.
#67735
A
since
B
that
C
when
D
before
________ day you come, we will be pleased to see you．
#70167
A
Whenever
B
Wherever
C
Whoever
D
Whichever
The question is ______can be put into practice.
#70272
A
how you have learned
B
how what you have learned
C
that why you have learned
D
how that you have learned