A

Mike works very long hours every day. He usually gets up at 17:00. He has a shower and makes his breakfast. What a funny time to make breakfast! After breakfast he practices his guitar. Then he puts on his jacket and goes to work. To get to work, he takes the number 17 bus to the Star Hotel. The bus usually leaves at 19:15. He works all night. People love to listen to him! He gets home at 7:00, and he watches the early morning news on TV. He goes to bed at 8:30, a tired but happy man. Can you think what his job is?

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____等人掌握政权采取的措施把法国大革命推向高潮；____把绥靖政策推向顶峰。

①EF⊥AC；②四边形ADFE为菱形；③AD=4AG；

④FH= $\frac{1}{4}$ BD其中正确结论的为____（请将所有正确的序号都填上）．

在一次用0~3 V和0~15 V两个量程的电压表测电压时，电压表的“+”接线柱已接入电路，在用0~15 V量程试触时，指针位置如图。则下一步操作中正确的是（）