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I’m Jim. There are many rules at my school and my home.
At school | At home |
1. School starts at 8:00, don’t be late. 2. Be quiet in class. 3. Don’t eat or drink in the classroom. 4. Clean the classroom every day. 5. Stand in line when you come in or out of the school. | 1. Get up at 6:00 in the morning. 2. Don’t play computer games on school nights (在上学的晚上). 3. Clean your room every day. 4. Do homework after school. 5. Help do the housework. |
1．There are many school rules for Jim.
2．Jim must get to school before 8:00 in the morning.
3．Jim never plays computer games.
4．Jim can have breakfast at school.
5．Jim should clean his room every day.
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
