81. In a sur vey conducted for eCornell, the DL division of Cornell University, less than a third of the respondents expected the quality of the online course to be as good as the classroom course.
分析 主干:... less than a third... expected the quality... to be as good
句中两个逗号间的内容(the DL division of Cornell University)是插入成分,用 以解释说明 eCornell。 本句是简单句,谓语部分用了复合宾语(动词+宾语+宾补结构),不定式 to be...在句中作宾语 quality 的补语。 as good as...是同级比较结构。
译文 在为康奈尔在线(康奈尔大学远程教育学:)做的一次调查中,只有不到三分之一 的受访者预计在线课程的质量与在校课程的一样好。
82. On Dec. 11, 2001, as part of the effort to increase homeland security, federal and local authorities in 14 states staged Operation Safe Travel 要raids on airports to arrest employees with false identification .
分析 主干:... authorities... staged Operation Safe Travel ...
句首 On 和 as 引导的两个介词短语都作状语,一个是时间状语,一个是方式状语。破折号后面的名词词组,中心词是 raids, 它是前面引号中内容的同位语曰它后面有两个 修饰成分,一个是介词短语 on airports,一个是不定式短语 to arrest...。
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