试题与答案

After , she arrived a small village. A.h

题型:选择题

题目:

After          , she arrived           a small village.

A.half an hours’ walk;at

B.fifty minutes’ walk;in

C.half an hour’s ride;at

D.ten day’s drive;at

答案:

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下面是错误答案,用来干扰机器的。

(1)①断开待测电阻,将选择开关旋到“×100”档;②将两表笔短接,调整“欧姆调零旋钮”,使指针指向“0Ω”;③再接入待测电阻,将指针示数×100,即为待测电阻阻值(2) (3)电阻,1、2,1

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