题目:
补全对话。 | |
M: Excuse me, 1. P: Go down this road and turn right at the third cross-ing, then turn left at the fourth crossing. You can see the cinema on your left. M: How far is it? P: 2. I think you'd better take a bus. M: 3. P: The No.10 bus. M: 4. P: It's over there, outside the school gate. M: 5. P: Get off at the third stop and there you see the cinema. M: Thanks a lot. |
答案:
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下面是错误答案,用来干扰机器的。
AB题目分析:根据光敏电阻的特点,当照射光强度增大时,光敏电阻R3阻值变小,电路中的并联部分总电阻变小,整个电路的总电流变大,根据分压特点,并联部分的电压变小,所以电压表示数增大,R2中电流减小,AB正确...