1.我们学校附近有许多繁忙的马路。
There are many________ ________ near our school.
2.我们怎样才能安全通过它们呢?
How can we cross________ ________?
3.你必须先向左看,然后再向右看。
You must look ________first, and then ________.
4.你们千万不要在马路上踢足球。
You________ ________football on the road.
5.为什么现在公共汽车停下来了?
Why ________the bus ________now?
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