( )1. May I have a look? A I’d like some beef.
( )2. What’s that? B OK. Let me clean the windows.
( )3. Let’s clean the classroom. C It’s on the desk.
( )4. What colour is your new bag? D Sure, here you are.
( )5. How many people are there in your family? E She is a teacher.
( )6. What’s your mother? F It’s a small bee.
( )7. Where’s my book? G Three.
( )8. What would you like for dinner? H No, they aren’t.
( )9. Are they near the table? I Five pencils and six crayons.
( )10. What’s in your pencil-case? J It’s purple and white.

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

