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Look! That is our school. It is very nice. There are many trees and flowers in it. Our school is not big. There are twenty classes in our school. There are about fifty students in every class. We have eighty teachers and one headmaster (校长). The headmaster is Mr. Black. He is very strict. After (在……之后) class, we often play basketball or football. Our school life is very colorful (丰富多彩的). We like our school, our headmaster, our teachers and our class.
1．Our school is big and nice.2．There are many trees and flowers in our school.
3．There are twenty students in every class.
4．The headmaster is very strict.
5．We often play basketball or football after class.
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
