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【单选题】
按照我国《环境空气质量标准》(GB3095-2012)的规定,风景名胜区应属于( )
A.
一类区
B.
二类区
C.
三类区
D.
四类区
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【简答题】How do some young people in their years react to their parents ?
【简答题】How do some young people in their odyssey years react to their parents?
【多选题】How do some young people in their odyssey years react to their parents?
A.
Resent the pressure they're feeling
B.
Keep a distance from their parents
C.
Run away from home
D.
Resort to computer games, ipods, iphones, or ipads.
【单选题】集合{a,b,c}的子集共有
A.
5个
B.
6个
C.
7个
D.
8个
【简答题】若集合 ,则集合 的子集共有(   ) A.3个 B.6个 C.7个 D.8个
【简答题】How do some young people in their odyssey years react to their parents?
【简答题】How do some young people in their odyssey years react to their parents?
【简答题】How do some young people in their odyssey years react to their parents?
【单选题】班级管理方法中最早提出目标管理的是( )。
A.
马卡连柯
B.
杜威
C.
德鲁克
D.
布鲁纳
【单选题】若集合A={0,2,3,5},则集合A的真子集共有(   )
A.
7个
B.
8个
C.
15个
D.
16个