Junk food has lots of fat (脂肪), salt and sugar. Hamburgers, hot dogs, French fries, Cola and ice-cream are all junk food!
Junk food is popular in the world. Second, it is fast and easy for people to eat. Third, most junk food has food additives (添加剂), so it looks better and it's delicious.
It makes people overweight (超重的) and brings many health problems. It's OK to have junk food now and then(偶尔). If you are active and play sports very often, you can have some after you have much healthy food. , and then eat 5% of junk food.
A. They are all bad for people's health.
B. If you are too heavy, you'd better not eat it or try to eat less.
C. First, it is cheap to make.
D. You'd better eat healthy food about 95% of the time
E. Junk food is bad for health.