【单选题】公共产品生产可通过特定社会体制决定,称为公共选择理论,下面属于公共选择理论的内容为( )。
【多选题】下列 属于苏美人科技成就 的有 ( ) 。
【单选题】选择方框内所给的单词或短语完成对话,将序号写在横线上。
F.
make a card Lily: Let's buy a New Year card _____________. Lucy: Why don't we make one? Lily: Good idea. But I don't know how to _____________? Lucy: Let me show you how to do it. Draw some trees and flowers _____________. And then write ' _____________! ' on it. _____________ ' Dear Grandma and Grandpa '. Lily: All right.
【单选题】公共产品的产生可通过特定的社会体制决定,称为公共选择理论,下面属于公共选择理论的内容为
【多选题】找出0°~360°内与下列各角终边相同的角,并判断它们是第几象限角.下列说法正确的是 (1)420°; (2)-810°; (3)-80°; (4)-220°.
A.
(1)因为420°=60°+360°,所以在 0°~360°内与420°终边相同的角是60°,它是第一象限角。
B.
(2)因为-810°=270°-3×360°,所以在 0°~360°内与-810°终边相同的角是270°,它是非象限角。
C.
(3)因为-80°=280°-360°,所以在 0°~360°内与-80°终边相同的角是280°,它是第四象限角。
D.
(4)因为-220°=140°-360°,所以在 0°~360°内与-220°终边相同的角是140°,它是第二象限角。
【单选题】公共产品的生产可通过特定的社会体制决定,称为公共选择理论,下面属公共选择理论的内容为
【简答题】用所给词的适当形式填空 小题1:–What____________(be)your father? --He__________(be) a worker . 小题2:Lily often___________(study) English in her free time. 小题3:Do you enjoy_____________(listen) to music? 小题4:I like sw...
【单选题】听力原文:M: Hi, LiLy. Come in. W: Uh, yeah, Dave, I stopped by to see if you were still looking for a roommate to share your house. M: Yep. I sure am. Ever since I cut back on my working hours to go to sc...
A.
He quit his job to go back to school.
B.
He was recently laid off from his job.
C.
He is working fewer hours these days.
D.
He can no longer depend on his parents.
【单选题】在 0° ~ 360° 范围内,找出与下列各角终边相同的角,并指出它们是哪个象限的角: (1) 405°
【单选题】公共产品的生产可通过特定的社会体制决定,称为公共选择理论,下面属于公共选择理论的内容为( )