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【判断题】
隔离开关是指承担接通和断开电流任务,将电路与电源隔开。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】In what way is the computer superior to the human brain?
A.
It calculates much faster.
B.
It is more logical.
C.
It does better on the Turing test.
D.
It can perform. several operations simultaneously.
【单选题】He also wants to know _ some way to help people swim faster. [ ]
A.
is there
B.
if there is
C.
that there is
D.
why there is
【单选题】According to the fourth paragraph, when trouble looms for a small firm,______.
A.
the firm will choose to inform. its outside directors first
B.
outside directors are the only people to help the firm out of it
C.
outside directors have more incentives to quit than to stay
D.
the firm will choose to dismiss its outside directors
【单选题】The manager of the building materials supply firm is hopeful that the shipment of goods will arrive ______ on time.
A.
exact
B.
exacted
C.
exacting
D.
exactly
【简答题】Watch a movie clip to learn something about the Christmas rock. Then dub the clip and upload your audio file.
【单选题】When a firm produces output,
A.
The value of the output produced is included in GDP
B.
The firm's output contributes to GDP only to the extent that there is value-added.
C.
The firm's output will not count as GDP if it is stored as inventory.
D.
The firm's output will not count as GDP if it is exported.
【多选题】协调是指人体产生平滑准确、有控制的运动的能力。所完成运动的质量应包括
A.
按照一定的方向
B.
按照一定的节奏
C.
采用适当的力量
D.
采用适当的速度
E.
达到准确的目标
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