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【单选题】
生殖毒性的毒代动力学研究不包括A.
生殖毒性试验
B.
遗传毒性试验
C.
致畸敏感期毒性试验
D.
围生期毒性试验
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皮皮学刷刷变学霸
举一反三
【单选题】不是中国现代快递服务的发展历程是（）
A.
20世纪60年代末至70年代初：萌芽阶段
B.
20世纪70年代末至90年代初：初步阶段
C.
20世纪90年代初至21世纪初：成长阶段
D.
21世纪初至今：快速发展阶段
【单选题】---Sally is ill. Do you know what’s the matter with her? ---Poor girl. Her illness is the_________ of eating unhealthy food.
A.
cause
B.
reason
C.
result
D.
end
【单选题】When they went into the shop and asked to look at the engagement rings, the girl brought out the cheapest ones, ______ she had arranged with James.
A.
those were what
B.
what was what
C.
which was what
D.
in which
【单选题】The poor girl went out to find grass _____ a basket on her back.
A.
carried
B.
to carry
C.
carrying
D.
having carried
【单选题】What was Mr. Johnson going to do at the end of the conversation?
A.
Ask Mr. Song to explain some of their services.
B.
Talk to Mr. Song about the plan for the day.
C.
Watch a video.
D.
Discuss campaign plans with Mr. Song.
【单选题】At the meeting Mr. King didn't say a word from beginning to end, ______? [ ]
A.
didn't Mr. King
B.
did he
C.
did Mr. King
D.
didn't he
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