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Let's see my new room. There is a bed, a desk and a chair in my room. Look! There is a computer on my desk. I have a teddy bear. It's on the bed. Where is my ball? Oh! It's under the chair. There are some pictures on the wall(墙). There is a bottle of juice in the fridge. I want to share it with you.
1．Is there a chair in my room?2．Where is the computer?
3．Is there a teddy bear on the desk?
4．What's under the chair?
5．Are there any pictures on the wall?
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
