...in results, published this year, that date from 2008.published this year为非限制性定语,插入到了限制性定语之前,故前后用逗号隔开。date的时态没有错误。date from +时间名词,为短语动词,意为have existed since+过去时间名词。总是用一般现在时表示,that指代先行词results,为复数概念,故一般现在时形式为da...
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Thirty people have been confirmed as having died while battling a forest fire in southwest China's Sichuan Province,authorities said Monday.while引导的省略形式的时间状语从句修饰的是实意动词die, 即死亡发生在救火过程中。die用现在分词完成体是因为要表示死亡是发生在confirm之前。
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我换一个例句说明这个问题。I need a knife to cut the watermelon with. 不定式短语为定语,a knife为不定式短语中的介词的宾语。I need a knife (in order) to cut the watermelon with it. 不定式为目的状语。网友的句子中不定式与newspaper为动宾关系,所以解释为定语是最为合理的。
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In the seventeenth century the organ, the clavichord,and the harpsichord became the chief instruments of the keyboard group,a supremacy they maintained until the piano supplanted them at the end of the eighteenth century.在早期英语中,supremacy可用作可数名词(见《韦氏词典》)。本句中意为“一个至高...
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it为形式宾语,that从句为真正宾语从句。形容词advisable为宾补。形容词作宾补,宾语和宾补之间为主系表关系,即:It is advisable that...动词advise,及其同源名词advice、同源形容词advisable均表示建议、忠告之意,与其有关的that从句(主语从句、宾语从句、同位语从句)均需要用虚拟语气,表示非事实。谓语用动词原型...
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I would have failed without your help. without your help 为介词短语作状语,表示含蓄虚拟条件。= if you had not helped.
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这个句子中并没有二个强调句,而是只有一个强调句。which引导的只是一个普通的定语从句。所谓it is/was...that 强调句,标准的术语为分裂句 cleft sentence。即将一个句子分成二个分句,将需要强调的一个分句成分置于it is/was 后的表语位置,然后用关系词引导剩余部分作为关系分句修饰it. 所以,《剑桥语法》认为分裂句是...
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