搜索
Ni Ni: Hello, Nana. Welcome to my home!
Na Na: Hi, Nini. I’m fine, thank you.
Ni Ni: Come on, Nana. Look, these are my toys.
Na Na: Wow, how nice!
Ni Ni: I like the toy car.
Na Na: Yes, I do. They are cool.
Ni Ni: What do we have for lunch, Mum?
Ni Ni’s Mum:
Ni Ni: I like hamburgers. What about you, Na Na?
Na Na:
Ni Ni: Let’s have lunch together!
| A．What do you like? |
| B．Do you like toy cars? |
| C．I like pizzas. |
| D．How are you today? |
| E．We have some pizzas, hamburgers and juice. |
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
