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Amy: Hello, Lingling. What’s this?
Lingling:
Amy: What's your favourite festival?
Lingling:
Amy: What do you do at the Spring Festival?
Lingling:
Amy: It’s great.
Lingling: What do you do at Christmas?
Amy:
Lingling: I like Christmas.
Amy: Me too.
| A．We have a Christmas tree and we sing songs. |
| B．It’s a book about festivals. |
| C．I like the Spring Festival best. |
| D．We have Christmas in England. |
| E．We have a big family dinner. |
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
