for at of in how many how much by an any a lot of
1. They are ______ home.
2. Do you live ______ China?
3. We need some food ______ our picnic.
4. I want half a kilo ______ noodles.
5. A: ______ apples do you want?
B: Two kilos, please.
6. A: ______ cheese do you want?
B: Haifa kilo.
7. Did you have ______ ice cream yesterday?
8. Did you go home _____ bus yesterday?
8. We didn’t buy ______ eggs.
10. They also buy ______ chocolate.
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