---Your grandfather still seems very energetic, although he is already in his seventies now.---Yes, he _______in the army for three years when he was young.
If you are ________ then exercise, or the movements you make, will cause you some degree of physical harm.
Only my cousin has chosen to apply for a job in Africa ________ the majority of this year's graduates working in Britain.
More people are choosing to work ________ retirement age, since the living expenses are shooting up sharply.
I'm afraid physics is completely ________ me and I have to ask you for help.
The Oscar winner Life of Pi is good and the pictures ________ are excellent