Country life gives him peace and quiet, which is ______ he can’t enjoy while living in big cities.
-----Why can’t you answer my question? I gave you some tips just now. -----Sorry. I ______a magazine.
_______ in the leg made it impossible for him to walk home.
The parade went_______ the streets to celebrate the traditional festival.
When _______cruel man was hurting the children, there were no adults around who were able to stop______ hurting.
His invention ______ of no use by the scientists of that time.