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【单选题】
惰性气体保护焊进行仰焊操作时,应( )。
A.
调低电压,缩短电弧
B.
调高电压,缩短电弧
C.
调低电压,加大电弧
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【单选题】According to Fig.1,Asia-9 do not include which of the following?
A.
HongKong
B.
Korea
C.
Vietnam
D.
Singapore
【单选题】All the information of his interest ________ will be monitored by relevant authorities.
A.
device
B.
commerce
C.
exam
D.
transaction
【单选题】下列语段的空格中所用的标点,恰当的一项是( ) 这封短短的信给了我极大的感情震荡 一时热泪满眶 不得不起身去洗手间整容 事后我追想为什么会有那样大的感情震荡 是为了民族而自豪 还是为了稼先而感到骄傲 ——我始终想不清楚。
A.
., , 。 : ? ?
B.
.。 , 。 , ? ?
C.
.。 , , 。 ; 。
D.
.。 , 。 : , ?
【单选题】What was most important, according to Kofi Annan
A.
Getting the WHO work
B.
Looking at the figures and statistics and the devastation
C.
Getting the leaders speaking up
D.
Discussing the issue with the WHO and the UNAIDS
【单选题】“伊斯兰”就是阿拉伯语()的意思:
A.
顺服
B.
顺服者
C.
反抗
D.
反抗者
【多选题】RPM要更进一步,在安装前,它通常要执行()操作等。
A.
检查软件包的依赖
B.
检查软件包的冲突
C.
执行安装前脚本程序
D.
处理配置文件
【单选题】下列对直接程序传送控制方式的描述中,错误的是( )
A.
由主机执行I/O指令才能实现数据在主机和外设之间的输入和输出。
B.
主机需要不断查询外设的工作状态,传输效率不高。
C.
接口简单、通用性强,硬件的成本低。
D.
适合用在主机和外设之间进行的大批量数据高速传送。
【单选题】What is this video mainly about?
A.
Information inquiries about local tourist spots.
B.
Booking a ticket for a show at the Opera House.
C.
Visiting the weekend market near the hotel.
D.
Introducing facilities and services at the hotel.
【多选题】What is this video clip about? (Click on two answers)
A.
What workplace bullying and harassment is and what it's not
B.
Legal obligations for employers , supervisors and workers where to get the information
C.
How do people deal with wrokplace bullying
D.
Who should be responsible for the bullying?
【单选题】What career is this video about?
A.
Policeman
B.
Journalist
C.
Lawyer
D.
Writer
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