统一战线内的社会主义联盟和爱国主义联盟的关系是（）
A. 前者是后者的主体和基础
B. 后者是前者的主体和基础
C. 从根本性质上说，前者是社会主义的，后者是非社会主义
D. 后者受前者的领导
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A．Street dance was introduced into China in 1990.B．Street dance is more tiring than no
A. Street dance was introduced into China in 1990.
B. Street dance is more tiring than normal aerobics.
C. Street dance uses its music, its basic movements, and also its freedom for self-expression.
D. The music for street dance is not the dancing music that an aerobics class usually uses.
Unlike hot dogs, hamburgers are a favorite picnic food.
A. Y
B. N
C. NG
听力原文：W: What an interesting book!
M: I also think so.
How do they like the book？
A. Interesting.
Boring.
C. Frightening.
With whom will Julie carpool？
A. Cathy
B. Gale
C. Ms. Gomez
D. Carol
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