(1)They are playing the piano and doing puzzles. (改为否定句)
They ______ playing the piano ______ doing puzzles.
(2)The farmer had some ducks on his farm.(改为一般疑问句)
______ the farmer _____ any ducks on his farm?
(3)The boy goes to bed at half past nine every day.(对划线部分提问)
______ ______ does the boy go to bed every day?
(4)Mary was in the school library.(对划线部分提问)
______ _______ Mary?
(5)She wanted to buy the red pen.(对划线部分提问)
______ ______ did she want to buy?
(6)The bag on the bed isn’t my bag. (改变句子,意思不变)
The bag on the bed ______ ______.
(7)His glasses are different from hers. (改变句子,意思不变)
His glasses are not the _______ _______ hers.
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