Lawrence Craven, a doctor from the USA, is the author of several published repor
题型:不详难度:来源:
Lawrence Craven, a doctor from the USA, is the author of several published reports, one of ________ introduced the idea in 1953 _________ aspirin could reduce the risk of heart attacks.A.them; when | B.which; that | C.what; that | D.which; when |
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答案
B |
解析
试题分析:考查定语从句。本定语从句的先行词是reports,which指代reports作为of的宾语。第二空的定语从句先行词是1953,本定语从句结构很完整,所以使用关系副词when。故B正确。 点评:定语从句的关键在于分析句子成分,如果句子很完整就使用冠词副词;如果句子中缺少主语,宾语,表语或者定语则使用关系代词。 |
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A good advertisement often uses words ________ people attach positive meanings.A.that | B.to which | C.with which | D.which |
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