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【多选题】
WHO西太区提出的人的生命过程三阶段是指( )。A.
主动发展阶段
B.
人生准备阶段
C.
自主发展阶段
D.
人生保护阶段
E.
晚年生活质量阶段
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【简答题】在题3-10图(a)所示电路中，若C 1 ＞C e ，C 2 ＞C e ，β=100，r be =1kΩ，欲使f L =60Hz，C e 则应选多少微法?
【简答题】（Mrs. Green wants to buy a pair of shoes for her daughter.） A: 1 B: Yes, please. I want to buy a pair of shoes for my daughter. A: These shoes are for girls. They are in all colors. 2 A. How much are ...
【简答题】在题 4-16 图所示电路中,试问: ( 1 )R 为多大时,它吸收的功率最大?求此最大功率。 ( 2 )当 取得最大功率时,两个 50V 电压源发出的功率共为多少? ( 3 )若 Ω ,欲使R 中的电流为零,则 a 、 b 间应并联什么元件?其参数为多少?画出电路图。
【简答题】补全对话。 A: Let's go. B: I'm going out to buy a birthday cake for my mother. C: I want to buy a sweater for myself. D: Why are you here? E: What would you like to buy? (Outside the door of a supermarket,...
【单选题】I want to buy a thriller because I love to be excited and______in reading.
A.
thrilled
B.
thrilling
C.
to thrilling
D.
to be thrilling
【简答题】For this part, you are allowed 30 minutes to write a composition on Why I Want to Buy a Car. You should write at least 120 words following the outline given below. 1. Owning a car has become a common ...
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