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1. Mum, this is Amy. A His name is Wang Bing.
2. Who’s that man? B They’re red.
3. Is that your sister? C Sure. Here you are.
4. Where’s your teacher? D Really?5. What colour is it, Mike? E He’s Mr Green.
6. May I have a look? F Nice to meet you, Amy.7. I have a new schoolbag. G It’s brown.8. What’s his name? H He’s in the classroom.9. What colour are your shoes? I Yes, she is.
10. Thank you! J You are welcome.
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
