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Charles R. Drew was a medical student at Columbia University in New York. Before he graduated, he wrote an article __26___ blood bank, that is, the storing of blood. Up till then, a lot of people had died from loss of blood __27___ there was no blood bank. When the United States entered the Second World War, it became __28___ to set up blood banks. Dr Drew became _29___ of the Red Cross’s first blood bank. When the Red Cross __30___ blood banks to collect and store blood for men __31__ in battle, black American gave blood along with the whites. At ___32__ their blood was not accepted. Later blood from the blacks was ___33___ but was stored in a __34___ place from “white” blood. Although the best doctors __35___ that there was _36___ difference at all between the blood of blacks and whites, the Red Cross, with the support of the government, __37___ to separate black blood from white blood. After the war, Dr Drew was ___38__ from Washington with three other doctors to attend a medical meeting in a southern state. In northern Carolina their car went __39___ a ditch（深沟）and Dr Drew was _40___ hurt. He had lost __41__ blood by the time a passing car took him to the __42___ hospital. But they were stopped at the gate of the hospital. “__43__him to the hospital for blacks.” No matter __44___ they said, they could not get into the hospital. They had to take him to the __45___ hospital, but on the way Dr Drew died because he had lost too much blood.
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The detective，________to be reading a newspaper，glanced at the man seated next to a woman.
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Could it be in the restaurant________you had dinner with me yesterday________you lost your handbag?
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English online.com is a free site________visitors can not just learn the English language but also chat online.
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He wrote a lot of novels，none of________was translated into a foreign language.
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Everyone has periods in their lives________everything seems very hard.
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In the flats Tom was the only man from________bedroom the thief had stolen much money.
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—Can I help you？Are you looking for anything in particular today? —________.We’re just looking.
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—Would she mind playing against her former teammates? —________She is willing to play against any tough players.
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—How about camping this weekend，just for a change? —OK，________you want.
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