单选题The old gentleman never fails to help _____ is in need of his help.
单选题How much do you know about the works of great _____ figures?
单选题Would anyone who is a doctor on board please make _____ known?
单选题The child is a born mathematician. He loves mathematics _____ he will spend a whole day solving mathematical problems without remembering to have meals.
单选题Everyone should be _____ to enjoy life in the world.
单选题Joe assured his boss that he would _____ all his energies in doing his job.
单选题My good friend’s encouragement _____ me on to work harder and do even better.
单选题He is very old, _____, he is quite healthy.
单选题Bacon and eggs _____ common Sunday breakfast in England.
单选题_____ before we depart the day after tomorrow, we should have a wonderful dinner party.
单选题My son failed to come back home last night. This morning the police came to our house and _____ my worst fears that he was injured in a car accident.
单选题When Jim was tidying up his drawer, he _____ his mother’s prize possession--the tri-colored glazed miniature terra-cotta warrior.
单选题When the foreign guest arrived, I found him speaking good Chinese. I _____ his speech into Chinese the night before.
单选题The first use of atomic weapons was in 1945, and their power _____ increased enormously ever since.
单选题A good teacher is able to _____ a complicated idea in very simply terms.
单选题Our English teacher requested that the homework _____ tomorrow morning.
单选题_____ to meet anybody, he went in from the back door.
单选题The child has a(n) _____ disease which attacks the immune system.
单选题The negotiators believe that it is _____ both parties to establish a joint venture in Shanghai.
单选题Professor Li _____ in doing his experiment for nearly ten years.