Time waits for no man. But teenagers won’t realize the value of time until it’s gone. Don’t waste your time, __________ you will regret it.
What depressed her was that although she kept waving her hand, nobody seemed _______ her new watch.
______ which school was suitable for their son, the parents visited lots of different primary schools in the city.
It is best to eat three meals a day; otherwise, it is possible____ your health will suffer later in life.
—I have telephoned him twice but I couldn’t get through. —I think that the line _____ be being worked on today.
—I have telephoned him twice but I couldn’t get through.
—I think that the line _____ be being worked on today.
They must have gotten to the top of the mountain by now. They_____ before the sun rose.