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【单选题】
下列属于罗氏硬度指标的时
A.
HRC
B.
HB
C.
HV
D.
HW
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参考答案:
举一反三
【单选题】在管理中 ,居于主导地位的工作是
A.
组织
B.
人员配备
C.
计划
D.
指挥
【单选题】----What are you going to do tomorrow? ---_________ [     ]
A.
I went to the movies
B.
I'm going to study for a test
C.
I have a sore throat
D.
I get to school by bus
【单选题】两个差分输入端偏置电流的误差称为( )
A.
偏置电流
B.
输入失调电流
C.
失调电压
D.
共模信号
【单选题】听力原文:M: I'm going to run for election of the student union. How can I convince members of the union that I am the best candidate for the president? W: That's not easy. M: Yes, I know. Just tell me wha...
A.
Secretary of the student union.
B.
President of uhe student union.
C.
Director of the radio station.
D.
Broadcaster of the radio station.
【单选题】曾用过破伤风抗毒素超过多少天需再做过敏过敏试验
A.
3天
B.
1天
C.
5天
D.
7天
【单选题】用电压表测量电阻两端的电压时,应将电压表( )在电路中。
A.
串联
B.
并联
C.
混联
D.
视情况决定连接
【单选题】I'm going to write articles and ____ them _____ magazines and newspapers. [     ]
A.
take ...to
B.
send… for
C.
bring... to
D.
send...to …
【单选题】— I'm going to the supermarket. I've____snacks. — You forget you are on a diet? [     ]
A.
when
B.
run out of
C.
whenever
D.
that
【单选题】在管理中,居于主导地位的工作是:
A.
计划
B.
组织
C.
人员配备
D.
指挥
【单选题】听力原文:W: A drop of rain never does any harm. Let's go, shall we? M: I'm going to wait for it to clear up. Q: What is the man going to wait for? (8)
A.
A bus.
B.
Newspaper.
C.
A taxi.
D.
Better weather.
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