A) cause C) contributeB) add D) devote
A. cause
B. add
C. contribute
D. devote
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A) involve C) woundB) hurt D) surprise
A. involve
B. hurt
C. wound
D. surprise
影响污染物对人体作用的因素是( )
A. 以下都是
B. 剂量
C. 个体感受性
D. 作用持续时间
E. 污染物的理化特性
A) make C) adaptB) take D) suggest
A. make
B. take
C. adapt
D. suggest
A) chance C) definitionB) the way D) all means
A. chance
B. the way
C. definition
D. all means