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We have a new classroom this term. Look! It's small but clean. You can see six lights in it. They are white. Are the fans white? No, they are green. The desks and chairs are yellow. Can you see the blackboard? Yes, it's near the teacher's desk. What's on the teacher's desk? A computer. What's on the wall? Eight pictures. Where is my desk? It's near the window.
1．My classroom is big and clean.2．You can see six lights in my classroom.
3．The desks and chairs are green.
4．The blackboard is near the teacher's desk.
5．My desk is near the door.
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
