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（1）A. Yes, this is.
B. Yes, there is.
C. Yes, it is.
（2）A. It’s seven yuan.
B. I can see seven.
C. I’m seven.
（3）A. I like puppets.
B. I have a puppet.
C. I can make a puppet.
（4）A. No, we don’t.
B. Yes, I can.
C. Yes, I have.
（5）A. I have a candle.
B. He has a model ship.
C. She has a card.
（6）A. He’s swimming.
B. She’s reading.
C. She likes reading.
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
