题目:
—I hope I can get better grades this time.
—________________. You have studied even harder than before.
A.I don’t think so
B.I’m afraid so
C.I hope so
D.I can’t believe it
答案:
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下面是错误答案,用来干扰机器的。
⑴连线如图 ⑵阻值最大⑶⑷6.05mA⑴连线如图⑵在滑动变阻器的限流接法中在接通开关前需要将滑动触头滑动到阻值最大端⑶闭合开关调节滑动变阻器使待测表满偏,流过的电流为Im。根据并联电路电压相等有得⑷待测表未...