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1. Father bought me a new bike. （同义句）
__________
2. Frank read an interesting book about history. （一般疑问句）
3. He’s cleaning his rooms. （划线提问）
____
4. Why not go out for a walk? （同义句）
5. Thomas spent RMB 10 on this book. （否定句）
6. My family went to the beach last week. （划线提问）
7. I didn’t have any friends.（肯定句）
8. They had English class yesterday morning.（否定句）
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
