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A—Danny B—Jenny
A: 1．
B: Hello! Danny. 2．
A: Fine, thanks. Where are you going?
B: I'm going to the library.
A: 3． Is it big?
B: Yes. You can read many books there.
A: 4．
B: Yes, I like reading books.
A: Me, too. Let's go to read books together.
B: 5．
| A．How are you? |
| B．Great! Let's go. |
| C．Hello! Jenny. |
| D．It's far from my home. |
| E．Do you like reading books? |
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
