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Look! We have a new classroom. It’s big and nice. The wall is white and the floor is clean. You can see two blackboards, a teacher’s desk, eight lights, six fans and many desks and chairs in it. The teacher’s desk is brown. The doors and windows are blue. The desks are yellow. The computer is on the teacher’s desk. It is new. My desk is near the window. I like my classroom.
1．My new classroom is big and nice.2．The wall is white and the floor isn’t clean.
3．My desk is near the window.
4．You can see eight fans and six lights in the classroom.
5．The computer is new and it is in the teacher’s desk.
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
