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【单选题】
饮用水消毒常用的化学药剂是（）。A.
臭氧
B.
高锰酸钾
C.
氯仿
D.
碘类消毒剂
E.
氯类消毒剂
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【简答题】何谓繁殖力?影响繁殖力的因素有哪些?
【简答题】You could have offered a smile; ____________ you chose to keep silence. (look into, complaint, turn a deaf ear to, regret, instead, situation, look forward to, assistant)
【简答题】A．He was deaf, but not dumb. B．He was dumb, but not deaf. C．He was deaf and dumb. D．He couldn't speak because he had just had a throat operation.
【单选题】Why does the authors of the book suggest the use of a deaf subject?
A.
Deaf people are generally not so sociable.
B.
The auditory sense is an important factor in food evaluation.
C.
They are more critical in their choice of foods.
D.
All types of subjects should be used.
【简答题】资本公积和盈余公积均可以用来转增资本，都是从税后利润中提取的有专门用途的 资金。 （ ）
【简答题】根据《中国制造2025》,节能汽车将围绕那些领域重点开展工作?
【单选题】The authors of the book suggest the use of deaf subject because ______.
A.
deaf people are generally introversive
B.
the auditory sense is an important factor in food evaluation
C.
they are more fastidious in their choice of foods
D.
all types of subjects should be used
【简答题】资本公积和盈余公积均可以用来转增资本，都是从税后利润中提取的有专门用途的资金。( )
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