题目内容
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[多选题]
Which of the following instances of environmental destruction are local in nature?()
A.air pollution
B.acid rain
C.water pollution
D.large oil spill
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A.air pollution
B.acid rain
C.water pollution
D.large oil spill
The course normally attracts 20 students per year, ________ up to half will be from overseas.
A) in which B) for whom C) with which D) of whom
A.on which
B.in which
C.when
D.that
t is sometimes useful ___________ it forces people to test the relative merits of their attitudes and behaviors.
A) by which B) to which
C) in that D) so that
A.comfortable
B.comparable
C.annual
D.applicable