Now more and more workers ______their free time trying to improve themselves at school or college.
Father _____ goes to the gym with us although he dislikes going there.
– I’m very tired. – We really should stop _____.
WHO is short _____ the World Health Organization.
I soon found that the work I was doing had already been done, _____, I was wasting my time.
She had stomach trouble and had to follow _____.