It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
In times of trouble, _______ our spirits are low, telling our worries and fears to friends eases the stress.
We need not feel ashamed of our failure. We may, _______, face it realistically and accept it optimistically.
The smelly water has been found_______ and no longer usable until the chemicals and wastes are removed from it.
---Oh, Tom, what did you do this summer vacation?---Guess what? I had ______great fun in _______show performance “ Voice of China” .
—Can I really get a car as a reward if I win the race?—Absolutely. _______.