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1. The children have some apples. (改为单数句)
The ________ ________ ________ ________.
2. Her house is nice. (改为复数句)
________ ________ ________ nice.
3. I didn't feel well yesterday, so I stayed at home all day. (改为同义句)
I ________ ________ yesterday, so I stayed at home all day.
4. This is a book. It's my sister's. (用两种形式将两句合并为一句)
This is ________ ________ ________.
This ________ is ________ ________.
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
