Only when you get a special permit can you have the ___ of interviewing the prime minister of China.
Though he is a(n) _______ worker, he works very hard.
_______ two exams to worry about, I have to work really hard this weekend.
The hospital is _______ tests to find out what’s wrong with the little boy.
If we work with a strong will, we can overcome any difficulty, _______ great it is.
You look tired. _______ working indoors you should go out for a walk.