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1. A. Yes, she is. B. No, she isn’t.
2.A. They’re in the classroom. B. They’re in the kitchen.
3.A. She is in the bedroom. B. She is in the living room.
4. A. Yes, he is. B. No, he isn’t.
5. A. Yes, they are. B. No, they aren’t.
1．Is she in the living room?
2．Where are the students?
3．Where is the girl?
4．Is he in the bedroom?
5．Are they in the box?
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
