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| Yes, it is. Are there any computer rooms there? It’s in front of the toilet. Yes, there is. |
Bob: Hi, Bob. Is this your new school?
Xiao Hui:
Welcome to my school. This way, please. This is our playground.
Bob: It’s so large and nice. Is there a library in your school?
Xiao Hui:
Bob: Where is the teaching building?
Xiao Hui:
Bob:
Xiao Hui: Yes, there are.
Bob: Let’s go and have a look!
Xiao Hui: All right!
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
