不定项选择



A．正确
B．错误
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单项选择题

水样中的重金属主要指( )等生物毒性显著的元素。
A、汞、镉、铅、铬、镍
B、汞、镉、铅、铬、铝
C、钙、镉、铅、铬、镍
D、铁、镉、铅、铬、镍

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单项选择题

we are going to have a singing party tonight. Would

A.I’m afraid not, because I have to go to an important meeting.
B.Of course not. I have no idea.
C.No, I can’t.
D.That’s all set.

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判断题

能用来防治植食性螨类的药剂一般也都具有杀其他害虫的作用。

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单项选择题

在FANUC系统中，使用Ｇ71进行粗加工循环时，粗车循环结束后，刀具自动退回循环起点。

A．对
B．错

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单项选择题

关于简化思维的描述哪一项是不正确的（ ）。 A. 聚焦核心问题 B. 从结果反推过程 C. 类似于逆向思维 D. 从侧面迂回思考

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单项选择题

You shouldn’t （） your time like that, Bob; you have to finish your school

A.cut
B.do
C.kill
D.kick

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单项选择题

下列淤血引起的后果中,哪项是错误的( ) A.
水肿 B.
出血 C.
变性、坏死 D.
栓塞 E.
硬化

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单项选择题

When you entering college, your education is not very serious business.

A．对
B．错

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单项选择题

Which of the following is not true about inter-gender communication?
A、Women tend to give advice to men on their problems when communicating.
B、A men’s talk with his wife tends not to show their intimate relationship. 
C、Gender differences may result in misunderstanding between males and females in inter-gender communication.
D、Inter-gender communication is an intercultural communication.

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单项选择题

The scientists are （） a series of experiments to learn more about how the body

A.defining
B.having
C.carrying
D.doing

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