The students ________ are expected to pass.

14．This doubt had been in my mind for some time, but the research still went on____some reasons

areful when you cross this very busystreet. If not, you may _______ run over by a car.

The most important thing ______ we shouldpay attention to is the first thing ______ I have said.

Is Jack still in hospital–Yes. He _________ the bad food.