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Sam: I’m fine, thank you.
Lily:
Sam: I went to Chengdu.
Lily: Where’s Chengdu?
Sam:
Lily: When did you go there?
Sam:
Lily: Who did you go with?
Sam:
Lily:
Sam: We went to the zoo and saw lots of pandas.
Lily: Were you happy?
Sam: Yes, we had a lovely time there.
| A．My parents. |
| B．Where did you go for your holiday? |
| C．I went there in June. |
| D．What did you do there? |
| E．It’s in the south of China. |
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
