__ a small farm in Mexico, there are no schools. A bus is the __. The driver of the bus is the teacher. It’s a school bus, but it doesn’t __ the children to school. It just goes round from place to place ,and sometimes it comes to this farm. The bus will stay here __ three months. The farmers call it a school on wheels(轮子）.
Every time when the bus comes, the farmers will come running to it, __ and laughing. They warmly welcome the school bus.
When the bus is on the farm, in the morning, the teacher ___ the small children. In the afternoon, the bigger __ come to have __ lessons because they must__ in the morning.
At night, the __ come to school .They want to learn ,too.How the farmers hope that some day they can have a real school on their farm!

A．At B．In C．On D．For

A．home B．shool C．office D．playground

A．take B．takes C．taking D．to take

A．In B．At C．for D．to

A．shouting B．to shout C．shouts D．shouted

A．teaches B．teacher C．to teach D．taught

A．childs B．children C．childes D．child

A．Them B．they C．their D．he

A．work B．worker C．working D．Works

A．father’s and mother’s B．fathers’ and mothers’ C．fathers and mothers D．father and mother