五四时期发生"问题与主义"之争的两方是（）
A.李大钊与胡适
B.陈独秀与胡适
C.鲁迅与胡适
D.郭沫若与胡适
参考答案：A
王老师在商店买了5只小排球，付给营业员100元，找回了5元，平均每只排球多少元？
As a child，Jack studied in a village school，______ is named after his grandfather．[ ]
A．which
B．where
C．what
D．that
