单项选择题
当代国家老龄化趋势明显，引起广泛关注，衡量一个国家进入老龄化的一个标准是这个国家60岁以上的老年人口达到总人口的（ ）
- A.10%
B.15%
C.20%
D.25%
点击查看答案
相关考题
-
单项选择题
一 There' s a new ltalian movie playing downtown. Doyou want to go and See it with me? ()A. We traveled around ltaly for almost two weeks.B. That' s one of the reasons why I like Italian films.C. I didn't know you liked foreign films.
A.
B.
B.
C. -
单项选择题
在共同犯罪中起领导，指挥作用的犯罪分子属于（ ）
A.主犯
B.从犯
C.教唆犯
D.胁从犯 -
单项选择题
I hate ( )to tell you. but you've failed in the driving test.A. hadB. haveC. hasD. having
A.
A.
