题目

The terrorists（恐怖分子）in Xinjiang ______ last month.    A. are caught             B. was caught     C. were caught       D. is caught 答案：C如图4所示电路，此时是处于    状态；当闭合开关时，小灯泡发光，此时电路是处于    状态．如果要用电压表测量小灯泡两端电压，那么电压表的正接线柱应该与a、b两个接线柱中的    连接．