The teacher told us the moon _____around the earth.

问题描述:

The teacher told us the moon _____around the earth.

turns 因为该句说月亮绕地球旋转,这是自然常识,是事实真理,不受前面told过去式的影响,就填一般现在时形式

Is

travels
天体运行之类的客观事实必须用一般现在时