亲子英语43 正确坐姿.mp3

Don't put your head on your desk. 不要趴在书桌上。
Keep your back straight. 把背挺直。
The chair is a little low. 椅子有点矮。
You grow taller. 你长高了。
Let's change a right chair. 我们换把合适的椅子。