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1．别人帮你的忙，你应该说:
| A．You are welcome. | B．Thank you very much. |
| A．This is my grandma. | B．This is Amy. |
| A．How many books do you have? | B．Do you have any books? |
| A．My name is Zhang Peng. | B．I’m a student. |
| A．I like milk. | B．Have some milk. |
| A．At the zoo. | B．At the park. |
| A．I am a student. | B．Yes, I am. |
| A．It’s a giraffe. | B．I like giraffes. |
| A．Where is my pen? | B．Do you see my pen? |
| A．I don’t like eggs. | B．I don’t like egg. |
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
