8051单片机共有______个中断源,可以设置______个中断优先级。
参考答案:5 2
—Jim, it's time to go to school. Get up and have breakfast.
—But I am not feeling _____. I don't feel like _____ anything. [ ]
A. bad, eating
B. well, eating
C. good, to eat
甲类传染病是
A.鼠疫、获得性免疫缺陷综合征(AIDS)
B.鼠疫、狂犬病
C.肺炭疽、AIDS
D.霍乱、副霍乱、狂犬病
E.鼠疫、霍乱、副霍乱