Nowadays,children under 1.3 metres --------any tickets when they go to the park with their parents
问题描述：
Nowadays,children under 1.3 metres --------any tickets when they go to the park with their parents
during holidays .
A)needn't
b)needn't to
C)don't need
D)don't need to
答
C don't need
这里need作为动词表示需要,直接加名词