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Mrs. Zhang is our English teacher. She isn’t young. She is about thirty years old. She isn’t very tall, but is very thin. There are forty pupils in our class. There are twenty boys and twenty girls. She works very hard. She comes to school very early (早) every day. And goes home very late (晚).
Now it is about three in the afternoon. Look, some boys and girls are writing in the classroom. Mrs. Zhang is helping them study (学习) English. She often plays games with us. She is a good teacher and is also a good friend of us. We all love her.
1．Mrs. Zhang teaches (教) us English.2．There are more (较多的) boys in the class.
3．The teacher doesn’t play games with us.
4．Mrs. Zhang comes to school early and goes home late.
5．Mrs. Zhang is a good teacher and friend of the pupils.
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
