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Mum: I'm reading a newspaper. Look, some English children came to China.
Amy:
Mum: Yes, they did.
Amy:
Mum: They came last Wednesday.
Amy: Who won the competition?
Mum:
Amy: Wow, she looks so happy. What did she play?
Mum:
Amy: I like music. I can play the flute, too.
Mum: So practise more.
Amy: OK, mum.
| A．She played the flute. |
| B．When did they come? |
| C．This girl won a gold cup. |
| D．What did they do in China? |
| E．You will win a competition, too. |
| F．Did they come for the music competition? |
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
