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Hello! My name is Bob. I’m a pupil. I’m nine. This is my grandpa, Tom. He’s a worker(工人). This is my grandma, Ann. She’s a farmer. That is my father, Peter. He’s a driver. That is my mother, Alice. She’s a doctor. Here is my brother, Ben. He’s my English teacher. And this is our pet(宠物). It’s a dog. It’s black.
1．I am______. ( )A． | B． |
A． | B． |
A． | B． |
| A．Yes, he is. | B．No, he isn’t. |
| A．white | B．black |
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
