Mary felt sad over the loss of photos she had shot in Australia, ______ that was a memory she especially treasured.
#31852
A
as
B
which
C
when
D
where
推荐题目
You may have one of these; in other words, you have ______ you choose.
#34600
A
whichever
B
what
C
no matter what
D
no matter which
How can they expect to learn anything ________ they never listen?
#30286
A
whether
B
when
C
but
D
unless
Air pollution is getting more and more serious, so we must take action it is too late.
#31510
A
before
B
after
C
until
D
when
______ he had broken the record, he would be a world-famous runner now.
#33333
A
When
B
Because
C
If
D
Though
—Mom, can I go out and play with my friends now?—No, honey, you can’t _____ you haven’t recovered from the knee injury.
#30180
A
until
B
before
C
as
D
unless