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（1） It’s time to have lunch.(改为同义句）
It’s time________ ________.
（2） He has eight lamps.(对画线部分提问)
________ ________lamps ________ he have?
（3） They have an English lesson every day.(用now改写)
They________ ________an English lesson now.
（4） He saw some public signs in the park.(改为否定句）
He________ ________ ________public signs in the park.
（5） I’d like a bike as my birthdaypresent.(对画线部分提问）
________ ________ ________like as ________ birthday present?
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
