(_____) 1. A. He’s a driver. B. He’s a doctor. C. He’s a farmer.
(_____) 2. A. What’s your job? B. What’s his job? C. What’s her job?
(_____) 3. A. Is this John’s mother? B. Is this John’s uncle? C. Is this Jack’s brother?
(_____) 4. A. My family has four people. B. My family has seven people. C. My family has nine people.
(_____) 5. A. My father is a teacher. B. My mother is a nurse. C. My parents are teachers.
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