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(1)A. OK. Here you are. B. Yes, there is. C. No, thanks.
(2)A. Goodbye! B. No, thanks. C. All right.
(3)A. It looks nice. B. I want a comb. C. I’ll take it.
(4)A. It’s too big. B. Here they are. C. The one over there.
(5)A. Certainly. B. Thank you. C. That’s OK.
(6)A. Yes, I want a radio. B. I want a lamp. C. I like it very much.
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
