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| A. Yes, I have. I like them very much. B. They are from Japan. C. Collecting stamps is my hobby. D. My hobby is reading books. E. Yes, they are. | |
Lingling: What's your hobby, Sam?
Sam: 1．
Lingling: Where are your stamps from?
Sam: 2．
Lingling: Are they from your friend Tom?
Sam: 3．. What's your hobby, Lingling?
Lingling: 4．
Sam: Have you got any new storybooks?
Lingling: 5．
Sam: That's great.
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
