注:assistant 售货员 |
Mum: Yes, please. I want to buy a pair of shoes for my son.
Assistant: What size?
Mum: Size twenty-one.
Assistant: How about this pair?
Mum: I like those blue shoes.
Assistant: Here you are.
Mum: Thank you. Are they nice, John?
John: Yes, Mum. I like them.
Mum: How much are they?
Assistant: They’re thirty-five yuan.
Mum: They’re not expensive. OK. We’ll take them.
1.John’s mother wants to buy a pair of shoes for him.
2.John’s mother likes the red shoes.
3.John wears Size twenty.
4.The shoes are thirty-five yuan.
5.John likes the shoes.
![](http://static.xuejinqu.com/images/y-prise.png)
同类型试题
![](http://static.xuejinqu.com/images/medal.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)