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| A. Thank you. B. No, she didn’t. C. Yes, I can. D. It’s windy. E. No, he couldn’t. F. He lost his book. G. Yes, it is. H. By bike. I. I went to the Great Wall. J. It’s Monday. |
1．Could he write emails?
2．Where did you go yesterday?
3．What day is today?
4．Did she pick apples on the farm?
5．How did you go to school?
6．Can you spell it, Sam?
7．What beautiful clothes!
8．How is the weather?
9．What’s the matter?
10．Is that your kite?
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
