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| A. I'm from the USA. B. It's on the desk. C. He's my grandfather. D. I have 16. E. Yes, it is. F. Goodbye. G. Sure. Here you are. H. Sixteen. I. It’s in the toy box. J. No, I don’t. |
1．How many balloons do you have? （
2．Where are you from? （
3．Where is my ruler? （
4．Who's that man? （
5．Is it in your toy box? （
6．Can I have an orange?（
7．How many cars can you see? （
8．Do you like grapes? （
9．Mum, where is my cap? （
10．Goodbye. （
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
