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1．What's your brother's job? ( )
| A．He is a nurse. | B．Yes, you're right. |
| C．He is over there. | |
| A．They are in the park. | B．They are my parents. |
| C．She is a doctor. | |
| A．Yes, she is. | B．Yes, he is. | C．No, he isn’t. |
| A．Three. | B．They are forty yuan. |
| C．They are in the living room. | |
| A．She is a farmer. | B．He is in the kitchen. |
| C．She is in the kitchen. | |
| A．Yes, they is. | B．Yes, they are. | C．No, they are. |
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
