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【判断题】
基本初等函数包括常数函数、幂函数、指数函数、对数函数、三角函数、反三角函数。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】某型号电冰箱制冷原理如图所示。 已知参考电压 U 1 = 1 V , U 2 = 2 V , U S 为温控取样电压, R t 为热敏电阻, KM 为继电器, M 为单相电动机。 当温度逐渐升高, U S 由低变高时,将各部分电路的工作状态填入表中。
【简答题】How are the company ’ s sales this year? Very .
【判断题】县级以上地方人民政府环境保护主管部门和其他有关部门，按照职责分工和本条例的规定，对本行政区域内放射性同位素、射线装置的安全和防护工作实施监督管理。()
A.
正确
B.
错误
【单选题】The big IT company will ________ a new research center in the city.
A.
set up
B.
break up
C.
get up
D.
turn up
【单选题】In the last few years, our company ________ a great deal of attention to building up company culture.
A.
pays
B.
would pay
C.
is paying
D.
has been paying
【单选题】听力原文：M: I'm not sure what the company thinks of my application letter. W: Well, it would be better to talk with the manager face to face. Q: What does the woman mean? (19)
A.
The man should send applications to more companies.
B.
The man should make a phone call to the manager first.
C.
The man should see the manager in person.
D.
The man has to wait patiently for a reply.
【单选题】12 17. In the last few years, our company ________ a great deal of attention to building up company culture.
A.
pays
B.
would pay
C.
is paying
D.
has been paying
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