在职申硕英语考试易错题(2019/3/24) |
第1题:From childhood to old age, we all use language as a means of broadening our knowledge of ourselves and the world about us. When humans first (61) , they were like newborn children, unable to use this (62) tool. Yet once language developed, the possibilities for human kind’s future (63) and cultural growth increaseD、 Many linguists believe that evolution is (64) for our ability to produce and use language. They (65) that our highly evolved brain provides us (66) an innate language ability not found in lower (67) . Proponents of this innateness theory say that our (68) for language is inborn, but that language itself develops gradually, (69) a function of the growth of the brain during childhooD、Therefore there are critical (70) times for language development. Current (71) of innateness theory are mixed, however, evidence supporting the existence of some innate abilities is undeniable. (72) , more and more schools are discovering that foreign languages are best taught in (73) grades. Young children often can learn several languages by being (74) to them, while adults have a much harder time learning another language once the (75) of their first language have become firmly fixeD、 A.revealed B.exposed C.engaged D.involved |
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B.effect C.scale D.cause | |
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第3题:Lead deposits, which accumulated in soil and snow during the 1960’s and 1970’s, were primarily the result of leaded gasoline emissions originating in the United States. In the twenty years that theCleanAirAct has mandated unleaded gas use in the United States, the lead accumulation world-wide has decreased significantly. A、study published recently in the journal Nature shows that air-borne leaded gas emissions from the United States were the leading contributor to the high concentration of lead in the snow in GreenlanD、The new study is a result of the continued research led byDr.CharlesBoutron, an expert on the impact of heavy metals on the environment at the NationalCenter for Scientific Research in France. A、study byDr.Boutron published in 1991 showed that lead levels in arctic (北极的) snow were declining. In his new study,Dr.Boutron found the ratios of the different forms of lead in the leaded gasoline used in the United States were different from the ratios ofEuropean,Asian andCanadian gasolines and thus enabled scientists to differentiate (区分) the lead sources. The dominant lead ratio found in Greenland snow matched that found in gasoline from the United States. In a study published in the journalAmbio, scientists found that lead levels in soil in the North-eastern United States had decreased markedly since the introduction of unleaded gasoline. Many scientists had believed that the lead would stay in soil and snow for a longer perioD、 The authors of theAmbio study examined samples of the upper layers of soil taken from the same sites of 30 forest floors in NewEngland, New York and Pennsylvania in 1980 and in 1990. The forest environment processed and redistributed the lead faster than the scientists had expecteD、 Scientists say both studies demonstrate that certain parts of the ecosystem (生态系统)respond rapidly to reductions in atmospheric pollution, but that these findings should not be used as a license to pollute. The study published in the journal Nature indicates that______. A、lead deposits in arctic snow are on the increase B.theCleanAirAct has not produced the desired results C.the US is the major source of lead pollution in arctic snow D.lead will stay in soil and snow longer than expected |
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第4题:作物同化物分配有哪些基本规律?(6 分) |
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第5题:California seems to be the home of the homeless since many are often observed tramping along railroad tracks and through the downtown areas of the cities. A.roaming B.trimming C.stealing D.stamping |
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