A higher crime rate exists in cities _____ a large percentage of unemployment.
A. where have
B. that have
C. which they have
D. that having
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Writers can accurately describe objects ______ have never seen.
A. who
B. if they
C. they
D. that
I’ve got a bottle of beer, but I haven’t got anything _____ I can open it with.
A. that
B. what
C. where
D. which
er career.
A. that
B. so that
C. so
D. which
脊休克的休克期表现是怎样的?其产生和恢复说明了什么?