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【多选题】
对接地线的要求,下列正确的是( )。A.
接地线必须两人进行
B.
接地线必须先接导体端，后接接地端
C.
拆接地线必须先拆导体端，后拆接地
D.
经验电确认设备已停电，装接地线可以不使用绝缘棒或戴绝缘手套
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反馈参考答案：
举一反三
【简答题】His irresponsible behavior has __________ (cause) a great deal of trouble to his sales team.
【单选题】What should one NOT to do if his colleague is irresponsible?
A.
Blame him and change him.
B.
Ask to work with other person.
C.
Use some creative ways.
D.
Accept that he is unreliable.
【单选题】Economics deals with how
A.
individuals make decisions to use scarce resources in order to satisfy their unlimited wants.
B.
to run a business.
C.
individuals become rich.
D.
society can eliminate scarcity.
【单选题】Economics deals primarily with the concept of
A.
scarcity.
B.
poverty.
C.
change.
D.
power.
【多选题】International economics deals with______
A.
international trade theory and policy
B.
international investment
C.
balance of payments and foreign exchange market
D.
open-economy macroeconomics
【单选题】Economics deals primarily with the concept of
A.
poverty.
B.
scarcity.
C.
change.
D.
power.
【单选题】His irresponsible behavior has __________ a great deal of trouble to his sales team.
A.
caused
B.
for instance
C.
amount
D.
for a while
【单选题】某患者饮酒后出现上腹剧烈疼痛,伴恶心、呕吐。查T38°C,辗转不安,巩膜轻度黄染,血淀粉酶256u,尿淀粉酶512u,此时首要的护理措施是
A.
协助病人翻身
B.
物理降温
C.
防止坠床
D.
禁食、胃肠减压
E.
建立静脉通路
【单选题】His irresponsible behavior has __________ a great deal of trouble to his sales team.
A.
caused
B.
lowered
C.
located
D.
derived
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