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Lily: Autumn is here!
Tom: Yes, look at the leaves. 1．
Lily: I like autumn. Look at the sky. 2．
Tom: 3．
Lily: What do you like to do in autumn?
Tom: 4． The mountains are very colorful in autumn.
Lily: Can you take me to climb this year?
Tom: Of course. 5．
Lily: Great!
| A．The sky always looks blue in autumn. |
| B．They are turning red. |
| C．I like climbing the mountains. |
| D．Let’s go tomorrow. |
| E．And it doesn’t rain often. |
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
