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Bob is a student. Every day, he goes to school at seven thirty. He often walks to school. Sometimes he rides his bike.
Bob is in Class Two, Grade Six. He has four classes in the morning and two classes in the afternoon.
Bob likes swimming and playing ball games. In the afternoon, he often plays basketball with his classmates. He goes home at five. He often does his homework in the evening. Sometimes he watches TV for an hour. He goes to bed at nine.
1．Bob isn’t a student.2．He goes to school at 7:30.
3．He never rides his bike.
4．Bob has four classes in the morning.
5．Bob never does his homework.
6．Bob sometimes watches TV in the evening.
7．Bob doesn’t like swimming.
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
