单选题It is only when you nearly lose someone _____ fully conscious of how much you value him.
单选题By the time he leaves university, he _____ much working experience so long as he takes a part-time job.
单选题Water is as _____ to fish as air is to man.
单选题Professor Taylor’s talk has _____ that science has a very strong impact on the everyday life of non-scientists as well as scientists.
单选题Shortage of capital was a main factor holding _____ economic development in this area.
单选题The factory has turned out _____.
单选题It is necessary that an efficient worker _____ his work on time.
单选题The apple is rotten to the _____. You’d better throw it away.
单选题We are all _____ to dislike those who are critical of us.
单选题Will all those _____ the proposal raise their hands?
单选题Astronauts can be affected by loneliness for they have to sit in the spacecraft for weeks with very little _____ and no one _____.
单选题My hands and feet were _____ with cold as I waited for the bus.
单选题How to create enough jobs for the laid-off workers is a(n) _____ problem for which there is no simple solution.
单选题Even though he has lived in China for many years, Mark still cannot _____ himself to the Chinese customs.
单选题So difficult _____ that he finished it in two months.
单选题Why did you do all these calculations with a pen? You _____ them, for we have a computer.
单选题If you cannot have the best, make _____ of what you already have.
单选题The man who founded the company must be _____ a fortune.
单选题Come and see me whenever _____.
单选题George can hardly be labeled a radical; he is a man of _____ views.