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| A. It was awful(糟糕). B. Yes, he did. C. I picked four. D. I made a cake. E. Because I wanted to play with you. F. It's in the river. G. I went to New York. H. No, I didn't. |
1．What did you do for the birthday party?
2．Where did you go yesterday?
3．Why did you call me?
4．Did you water flowers this morning?
5．How was your holiday?
6．Did the boy visit Shanghai last week?
7．Where's the fish now?
8．How many apples did you pick?
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
