— It’s raining. When did it start?— As far as I know, it ____ for three hours.
一you your dictionary? —No. So I have to buy a new one today.
It’s raining heavily. We have tothe picnic.
---There is a book ________ on the ground. ---Let’s ________ and ask who lost it.
It takes more time to go there by train than by bus. It’s by plane of the three.
—Could you tell me.? —Yes, it will start at nine.