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（1）A. She should see a doctor.
B. He should see a doctor.
C. You should see a doctor.
（2）A. He likes singing.
B. He is happy.
C. He is a postman.
（3）A. He lives in Australia.
B. He works on a boat.
C. He is a coach.
（4）A. I’m going this evening.
B. I’m going to Beijing.
C. I’m going to see a film.
（5）A. Yes, he does.
B. Yes, I don’t.
C. No, I don’t.
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
