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【单选题】
Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked [ A], [ B ],[C]and [D ]. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre. Questions 26 to 28 are based on the passage you have just heard. 26.A.
[A] We have to use first our eyes, then the brain and finally the muscles.
B.
[B] We have to make our eyes, brain and muscles work almost at the same time.
C.
[C] We have to use mainly the arms and legs to hit.
D.
[D] We have to use mainly the muscles so that the ball is met and hit back.
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皮皮学刷刷变学霸
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【多选题】境外游客金先生坚持要求地陪导游史小姐替他购买商店当时无货的仿古屏风,并要求托运屏风时,史小姐应当( )。
A.
请示领导
B.
接受委托后收足钱款
C.
把托运单及托运费收据寄给金先生
D.
把托运单据复印件交旅行社保存
E.
请旅行社退还余款
【简答题】共发射级放大电路如图所示,已知U CC =12V,R C =3KΩ,R B =226KΩ,三极管的U BE =0.7V,β=50,求 (1)标出三极管各电极电流的方向和极间电压的极性; (2)画出直流通路; (3)求静态工作点。
【多选题】个人理想往往既包括物质理想也包括精神理想，当两者发生矛盾时，其取舍可以看出个人的境界，下列为人们提倡的是（）
A.
趋利避害，重义轻利
B.
舍身而取义
C.
转不义为仁义，感化而通融
D.
见利忘义，损人利己
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