My cousin Jim didn’t _____ himself at the party and thus left a very bad impression _____ the guests.

Could you please lead your car to me thisSunday—_________you have it cleaned after usingit

At present, more and more people prefer_________ in the countryside because there is _____ pollution in the city.

Mr. Smith was ________ UNICEF officer. He came to the village and changed the poor girl’s life.

The thought of taking the exam again_____me, because I often felt____when I failed.