搜索
Healthy or Not?
Mr. Black is a very fat man. He always gets up very late in the morning. He never has breakfast. After he gets up, he sits in a chair and watches TV for about two hours. Next, he eats fast food for lunch. Then, he plays computer games in the afternoon. In the evening, he drives to buy some ice cream and cake for dinner. He never goes to bed before 2:00 in the morning. Is he a healthy man?
1．Mr. Black gets up early in the morning.2．Mr. Black likes watching TV.
3．Mr. Black walks to buy some ice cream.
4．Mr. Black goes to bed late.
5．Mr. Black is a healthy man.
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
