搜索
Mom: Wow! How beautiful!
David: Yes, there is. It’s very big. We usually have lunch at 11:50 there.
Mom: Is there an art room?
David:
Mom:
David: There are three. They are between the canteen and the library.
Mom: Sounds great!
David: Of course. There is a big library.
| A．No, there isn’t. |
| B．Are there any libraries in your school? |
| C．This is my school. |
| D．Is there a canteen? |
| E．How many computer rooms are there? |
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
