题目
A.obtuse
B.panel
C.prevalent
第2题
A.whose
B.what
C.which
D.whom
第3题
In forestry, market failures that could exist (but are not necessarily widespread ) include poorly ______, ______, ______, ______, unpriced negative and positive side effects, and outputs not easily priced
第5题
A.towards
B.for
C.with
D.to
第6题
第7题
A. there would be
B. there should be
C. there is
D. there will be
第8题
A. surprise
B. terror
C. alert
D. panic
第9题
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