I was reading attentively in my own room ________ suddenly he knocked at the door.
#33711
A
when
B
while
C
then
D
as
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After a day's exhausting climb we arrived at ________ we had been told was “Garden in the Air”．
#30409
A
what
B
which
C
that
D
where
Mother told her son that it would be half a year ______ she could come back from American.
#32344
A
since
B
before
C
that
D
when
I have taken jogging for about an hour every morning as my daily routine _______the weather.
#31154
A
whatever
B
however
C
whichever
D
whenever
_______ children get older, they become more and more interested in everything.
#31002
A
Once
B
Whether
C
With
D
As
I have no doubt in my mind_____ they will be happy to accept the job.
#30567
A
if
B
whether
C
that
D
what