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1. There are twenty-four books on the desk? (划线部分提问)
____________ _____________ books are there on the desk?
2. There are some flowers in the garden. (改成否定句)
There ____________ ____________ flowers in the garden.
3. I can play the violin. （划线部分提问）
____________ can you ____________?
4. This is a ruler.（改成复数句）
These ____________ _____________.
5. I can sing some songs.(改成一般疑问句)
__________ ___________ sing any songs?
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
