It is reported that about 300 million people in China have eyesight trouble. More and more parents hope to save their children’s poor eyesight with medicine or by correcting the ways that kids read and sit. But in fact, you should start with the exercise on your feet. Here are some ways to save eyesight.

Don’t tie your shoes too closely. Try wearing comfortable or soft socks. You can look after your eyesight by walking without socks or shoes at home. While you are traveling, try wearing cloth shoes to improve blood moving.

Walking on tiptoes（脚趾）is good for your eyesight. It can fight against eyesight trouble. Numbers show that most of ballet（芭蕾）dancers’ eyesight is better.

Rope skipping can also be good for your eyesight. While skipping rope, you have to move rapidly. Skipping rope makes not only the brain but also the eyes excited. Maybe it also helps you grow taller. So start skipping rope now.

Above all, you should often let doctor check your eyesight.

根据文章内容，判断句子正（T）、误（F）。

（1）Nowadays, a lot of people have problems with eyesight.

（2）In order to improve blood moving, you should tie your shoes closely.

（3）Skipping rope is useless for the brain and the eyes.

（4）Walking on tiptoes can improve your eyesight.

（5）The passage tells us that exercising on the feet can save eyesight.