【判断题】Some "how to" books tell people how to relax in their leisure hours.
【简答题】美国社会的主要次级集团是社团,其缔结的原理是()原理。
【简答题】已知函数 的图象过原点, , ,函数y=f(x)与y=g(x)的图象交于不同两点A、B。 (1)若y=F(x)在x=-1处取得极大值2,求函数y=F(x)的单调区间; (2)若使g(x)=0的x值满足 ,求线段AB在x轴上的射影长的取值范围;
【单选题】美国社会的主要次级集团是社团,缔结社团的原理是()。
【单选题】According to the survey, how are leisure activities related to age?
A.
Older people go out to pubs more often.
B.
Younger people go to the cinema less frequently.
C.
Older people spend more time reading and gardening.
D.
Younger people spend less time visiting friends and family.
【多选题】在道路环境中( )能对道路交通安全事故产生影响。
【简答题】How do you spend your leisure time?