In this chapter we will______the magnetic effects of the electric current.A、deal

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问题 In this chapter we will______the magnetic effects of the electric current.

选项 A、deal with
B、deal in
C、trade with
D、drop in

答案 A

解析这一单元我们学习电流的磁性。deal with“涉及，处理，安排”；deal in“经营”，trade with“交易，买卖”；drop in“顺便走访”。

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