The government has taken some measures to solve the shortage of electricity , but it may be some time _________the situation improves.
You ____be tired—you have worked only for ten minutes.
—Tom lost his job last week. —___he is wandering in the street these days.
The largest collection, ______in England, was one of about 200,000 silver pennies.
She did not take the advice that she ___ at rush hour, so she got lost.
There _____ be any difficulty in passing the oral test since you have practiced a lot in the school.