It's a small machine. Street cleaners drive it every day.<br />They use it to clean the streets now.<br />It can clean the streets in a short time. What is it?<br />It's a small machine. Street cleaners drive it every day.<br />They use it to clean the streets now.<br />It can clean the streets in a short time. What is it?
A . It's a digital camera.B . It's a street sweeper.C . It's a computer.
