就划线部分提问 1 His can't ride a bike because he's too young.-----

就划线部分提问 1 His can't ride a bike because he's too young.----- 就划线部分提问 1 He can't ride a bike beacuse he's too young.(提问 be He can ride a bike.(对划线部分提问) he's too young,he can -----（hard） ride a bike Ben can ride a bike .（划线部分提问）ride a bike 是划线的部分. I can ride a bike .（划线部分提问）ride a bike 是划线的 I could ride a bike when I was young 对划线部分提问 划线部分；ride a bik he can[ride a bike]提问 He is too young to ride a bike the boy can ride a bike ,his brother can ride a bike too he can't look after his mother alone because he is too young I'm late (because i can't find my bike )对划线部分提问