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Leading in
Wash your hands, have a bath.
Open the window, take a fresh breath.
Early to bed, early to rise.
Having good habits,
makes a man healthy,
Wealthy and wise.
happy
unhappy
Happiness is important to our health .
happiness n. 开心，快乐
healthy habits
unhealthy habits
Let's talk about some habits
Fast food will make you fat and unhealthy.
adj.胖的 n.脂肪
It’s necessary to learn about first aid .
急救
Sometimes accidents can happen.
发生
habit
fat
happen
happiness
unhappy
first aid
on the other hand
n.习惯
adj.胖的 n.脂肪
v.发生