1)The distance from my uncle's house to school is about 5km (IT)
2)There didn't use to be many cars on the roads before(used)
3)Don't drive too fast or you'll have an accident (If)
4)Mai no longer goes to school on foot .she goes y bike(used)
5)My brother always drives to works (goes)
6)how far is it from the bus stop to the post office ?(what)
