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【单选题】
用电流表测量电流时,必须与被测电路( )。A.
并联
B.
串联
C.
混联
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反馈参考答案：
举一反三
【简答题】6x7=
【单选题】He didn't come yesterday. He ______ busy working in the lab.
A.
must be
B.
would have been
C.
must have been
D.
would be
【判断题】The 6x7 rule indicates that no more than 6 words per line and no more than 7 lines per slide.
A.
正确
B.
错误
【单选题】Pyramids are large structures with square bases and four smooth, triangular-shaped sides that come to a point at the top. Several ancient peoples used pyramids as tombs or temples. The most famous pyr...
A.
The Mayas.
B.
The Mochica Indians of Peru.
C.
The Indians of Central Mexico.
D.
The Indians of South America.
【单选题】进入正式数据恢复操作流程以后，如果与初检结果判断偏差较大，操作风险和费用等急剧升高时，要：（）
A.
停止继续工作，先行与用户沟通，取得书面认可（补充协议）后，再继续进行
B.
先进行恢复，然后再与用户沟通
C.
取消服务
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