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“Early to bed, early to rise makes people healthy, wealthy and wise.” This is an old English saying. Children should have eight hours’ sleep every night, or they can’t do their work very well. They will not be wise. The body needs exercise. Walking, running, swimming and playing ball games are all exercise. Exercise keeps the body strong.
1．“Early to rise” means we should ______ early. （ ）| A．go to bed | B．go home | C．get up |
| A．9 | B．8 | C．7 |
| A．doesn’t need | B．needs | C．wants |
| A．Swimming and eating | B．Running and singing |
| C．Walking and playing football | |
| A．fat | B．strong | C．ill |
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
