We won’t go back home ___ the rain stops. We now have to stay in the classroom.
Students in the USA spend ______ time _____their homework than we do.
Our teacher tells us ________ in the street.
The radio is broken. I don’t know ________next .
People in Britain say “football” while people in the USA say ____.
There _______ a number of students in the hall and the number of them ______ over 1000.