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Hi! My name is Sam. I’m a green snake. I’m two years old. My eyes are small. And my mouth is big. I have no arms or legs. My favourite food is eggs. I’m very small and thin. But I want to be strong. I always (总是) eat, run and swim!
1．Sam is a ___________. ( )| A．dog | B．fish | C．snake |
| A．eyes | B．mouth | C．arms |
A． | B． | C． |
| A．聪明的 | B．强壮的 | C．懒惰的 |
| A．fly | B．swim | C．run |
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
