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（____）1. What would you like to eat?
A. Some vegetables.
B. Some potatoes.
C. A glass of orange juice.
（____）2. Can I have the sweet and sour fish, please?
A. Of course. B. Sorry. C. Yes, you can.
（____）3. I will have some meatballs for __________.
A. breakfast B. lunch C. supper
（____）4. What would you like for dessert?
A. Potatoes. B. An apple pie. C. Mushroom soup.
（____）5. How much is it?
A. 30 yuan. B. 40 yuan. C. 50 yuan.
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
