预防婴幼儿视觉异常关键是（）
A、早发现、早治疗
B、科学采光
C、培养良好用眼习惯
D、防止斜视
参考答案：C
A．It went out of use 300 years ago.
B．It was invented after the short bow.
C．It was discovered before fire and the wheel.
D．It’s still in use today.
Excuse me. Can you tell me the way _____ the fruit market? [ ]
A. in
B. to
C. on
D. from
