What is the author’s attitude toward the environmental effects of pesticides？
A. Pessimistic
B. Indifferent
C. Defensive
D. Concerned
A) proposedB) developedC) suppliedD) offered
A. proposed
B. developed
C. supplied
D. offered
二、表格资料（一）2007前全国全部企业法人按经济类型、营业状态分组的单位数(单位：个)
第106题：
集体经济类型企业法人约占全国全部企业法人的
A. 10% B.30% C. 60% D. 80%
A) whatB) thatC) althoughD) when
A. what
B. that
C. although
D. when
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