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.
| A．so | B．and | C．but | D．or |
After having failed many times, the young man refused to try it _______.
| A．again and again | B．once more | C．less | D．over and over again |
At first nothing happened _______ suddenly a large rat rushed out of the house,…
| A．Then | B．And | C．Or | D．So |
Why did you ask him for help instead of Jim? He is _______ helpful than Jim.
| A．no more | B．any more | C．not more | D．some more |
A transistor radio is sometimes very small. It is very easy to carry…_______, radio broadcasts are better for blind people.
| A．Besides | B．However | C．Yet | D．Sometimes |
Don't worry about him. He is _____ a child and he is able to look after himself.
| A．no longer | B．any longer | C．no more | D．any more |