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Sarah:
Tony: Have a good time!
Sarah: Thanks.
Tony: I’m going to see a film. It’s about some goats and a wolf.
Sarah:
Tony: He is going to do his homework.
Sarah:
Tony: She is going to the supermarket. Oh, sorry.
Sarah: Bye.
| A．Sounds interesting. |
| B．I have to go home now. |
| C．She is going to buy some food. |
| D．What about your sister? |
| E．What are you going to do, then? |
| F．I’m going to take a trip to Nanjing. |
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
