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My school is big and nice. There are about one thousand students and fifty teachers in our school.Miss Wang is our headmaster. She is a beautiful lady. She’s forty years old, but she looks young. In our school, there are three P.E. teachers and three music teachers. We all love P.E. and music classes. And we all love our school.
（1）There are about 1,000 students and 50 teachers in our school.( )
（2）Mr. Wang is our headmaster. ( )
（3）Our headmaster is fourteen years old. ( )
（4）Our headmaster looks young. ( )
（5）All of us like P.E. and music classes. ( )
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
