We can never forget the days _______the two astronauts in spaceship worked together and the days _______we spent together.
#76008
A
which; when
B
when; which
C
what; that
D
on which; when
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The Spring Festival Gala（春晚）of 2013 theme was Happy Chinese New Year attracted a large audience
#76838
A
whose
B
which
C
that
D
what
The policemen rushed to the place a bank robbery（抢劫案） had happened, but the robbers（抢劫者） had disappeared from sight.
#78456
A
which
B
that
C
what
D
where
We do have the most supportive parents and teachers, ________will make a difference to our study, unless all of us make every effort .
#76283
A
none of them
B
all of them
C
none of whom
D
all of whom
livemocha. com is a free site _______ visitors can not just learn languages but also chat online.
#77331
A
that
B
where
C
which
D
what