A | By combing through newly digitized census data from the 19th century, J. David Hacker, a demographic historian from Binghamton University in New York, has recalculated the death toll and increased it by more than 20 percent - to 750,000 | |
B | Called the iBrain , this simple-looking contraption is part of an experiment that aims to allow Dr. Hawking - long paralyzed by amyotrophic lateral sclerosis ,or Lou Gehrig"s disease - to communicate by merely thinking. | |
C | What we wear can affect not only what people think of us, but also the way our brains work, a study involving a doctor"s coat shows. | |
D | What we wear can affect not only what people think of us, but also the way our brains work, a study involving a doctor"s coat shows. | |
E | A Canadian project aimed at creating a genetically engineered pig whose manure would be less harmful to the environment is being halted after failure to find a company willing to bring the animal to market, according to the lead researcher. | |
F | Scientists have for the first time identified several gene mutations that they say sharply increase the chances of autism, and have found that the risk increases with the age of the parents, particularly the father. | |
语法填空。 阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处填入一个适当的 词或使用括号中词语的正确形式填空。 In many countries, ___1___ is not unusual for families of different backgrounds to live together in the shared space. ___2___, in the United States, this idea may still be considered odd. But this type of housing, ___3___(call) co-housing, is gaining ___4___ (popular) in the United States, too. Co-housing complexes are popping up across the country. For many people, this way of life is a relief to the busy modern lifestyle. A co-housing community has ___5___ (private) owned houses and shared land. There is often a “common house” with a kitchen and dining room, meeting room, and maybe a workshop of library or music room. About 25 co-housing communities ___6___ (build) in recent years, and 150 more are planned. A co-housing complex is a place ___7___ residents shop, cook, and eat together. Residents of a co-housing complex like its sense of shared community. Children have other kids to play ___8___, ___9___ many families like. Other residents like the feeling of living in a “ village”. Residents also say that they can live in co-housing for ___10___ (little)money than they would pay for nearby apartments. |