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（______） 1. How many birds in the sky?
（______） 2. What do children do in spring?
（______） 3. What colour are leaves in spring?
（______） 4. What’s your favourite season?
（______） 5. Do you like spring?
（______） 6. What’s the bird name?
A．My favourite season is spring.
B．The leaves are green in spring.
C．I like spring very much .
D．There are five birds in the sky.
E．The children are playing football.
F．The bird’s name is Peter.
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
