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【单选题】
基尔霍夫电流定律指出:任一时刻,流入电路任一节点电流() 流出该节点的电流。A.
大于
B.
等于
C.
小于
D.
不确定
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【单选题】听力原文：M: You look so worried, Dorothy. What's on your mind? W: I'm worried about meeting Mr. Stone tomorrow. It's so important to me. You know, I've been looking for a job for three months. What will t...
A.
Get an important job.
B.
See someone for a job.
C.
Attend a meeting.
【单选题】____ the flight to Beijing will be delayed is ____ I’m especially worried about.
A.
If; what
B.
Whether; that
C.
When; that
D.
Whether; what
【单选题】_________ the flight to New York will be delayed is _________ I’m especially worried about.
A.
If; what
B.
Whether; that
C.
When; that
D.
Whether; what
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