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Many children like junk food. It’s bad for their health. Their parents don’t want them to eat too much junk food. Also, they know it’s not a good habit, they still eat it. Some of them eat this kind of food every day. Some only eat once or twice a week.
Paul is a schoolboy. He is 12 years old now. He likes junk food very much. He eats it every day, so he is kind of unhealthy. He doesn’t do exercise often. When he has money, he’ll buy junk food, his parents worry about him.
But, he says, maybe I’m not very healthy, but I enjoy myself.
1．The children don’t like junk food.2．Our parents want us to eat junk food.
3．Some people eat junk food every day.
4．Paul is healthy.
5．Paul’s parents worry about his health.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
