With the development of science and technology，there is no doubt_____Chineseastronauts will land on the moon in the near future.
#78558
A
whether
B
that
C
what
D
which
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－How did you find those days.－The days________we spent together on the farm are not easy________．
#75550
A
that；to forget
B
when；to be forgotten
C
when；to forget
D
that；to be forgotten
I don’t become a serious climber until the fifth grade, ______ I went up to rescue a kite that was stuck in the branches of a tree.
#75084
A
when
B
where
C
which
D
why
He forgot to lock the door, _______of course, made things even worse.
#75415
A
who
B
whom
C
which
D
what
He lives in a room _______ faces the south.
#77283
A
whose windows
B
the window of which
C
whose the window
D
of which the windows