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1. We are having lunch at home.(改为一般疑问句，并做肯定回答)
____you having lunch at home? Yes, ____ ____. .
2. Jack is flying the kitenow.(对画线部分提问)
____ ____Jack____ now?
3. He goes to work at 7:00.(改为一般疑问句，并做否定回答)
____ he____ to work at 7:00? No, he____.
4. I have lunch at 12:00 noon. (对画线部分提问)
____ ____you____lunch?
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
