找到约 70000 条结果

问题 worth与worth of的用法

老师好，下面句子里，Huge progress has been made against these diseases since an agreement in 2012 by pharmaceutical firms to donate billions of dollars’ worth of drugs. “billions of dollars’ worth of drugs”为什么要加worth of？直接说 billions of dollars’ drugs不行么？...

问题 and是多余的吗（and to run pumps）

There is electricity in our house and to run pumps.这里为什么有and呢？去掉and不也是可以的嘛？

问题 一篇雅思作文里句子的疑问

Consider,for example,students who live in remote areas without roads or funds to pay for tuition to attend a school far away,an Internet connection solves this.（远程教育的好处）这个consider在这里做祈使句的谓语，students做宾语，就已经是完整的主句了，为什么逗...

问题 句中by的用法

Adele has been accused of cultural appropriation by marking what would have been Notting Hill Carnival weekend by posting a picture of herself with African-style knots in her hair on Instagram. 1. 句子中by marking...是表示原因吗？by posting...是动作marking what would have been Notting ...

问题 句子成分分析

...当什么成分？A NATO official said that its policy towards Russia remained consistent that it had strengthened its defense in response to Russian aggression while remaining open for meaningful dialogue.我一开始的想法是that引导的是同位语从句，充当consistent的同位语，但...

问题 名词tour后面接什么介词(to还是of)

有这样一个句子：Clare is to make a tour to Australia, her mother has set her luggage in good train. 请问这里为什么用介词tour to呢？不是通常用介词of的吗？

问题 再谈嵌入式定语从句及so that 疑问

It affects the energy issue, all kinds of things, so that I think is No. 1请教曹老师，这是嵌入式定语从句吗？和这一回事吗：http://ask.yygrammar.com/q-29728.html首先说说我的感觉，我的语感告诉我是一回事，但是so that 挡住了我，...

问题 leaving的语法分析

I can get a new job with more pay, but will leaving within a year hurt my professional reputation?这里的leaaving如何理解，是现在分词吗？

问题 compared 的用法

Humans are often thought to be insensitive smellers compared with animals, but this is largely because, unlike animals, we stand upright.这个句子中，compared 为什么用过去分词形式而不用动词原形？

问题 By that的用法

Colleges want good students. But by that, they generally mean high SATs and GPAs. 请问老师，by that在这里怎么理解?

问题 its first atom bomb中的its修饰哪个词

China exploded its first atom bomb in October 1964.老师，这里的 its 是作形容词性物主代词修饰定语 first，我这么理解正确吗？谢谢。

问题 have...done例句分析（涉及done是定语还是宾语补语）

She had her arm broken in an accident.例句中的broken是前面名词her arm的定语还是宾语补语呢？谢谢老师的回答。

问题 一般过去时与过去完成时的用法疑问

They had moved there soon after Sir Charles had begun to live in Baskerville Hall.老师，用 began 替代 had begun 一样吗？为什么用过去完成时，从句用过去式换成过去完成式一样吗？

问题 表示曾到过某地必须用 have been to 吗

表示曾到过某地必须用 have been to 吗？用 have been in (at) somewhere 可以吗？

问题 名词性从句引导词的选择疑问

When we arrived in ______ our apartment was supposed to be, all I could see was a school.A. where           B. what         C. whether     D. which这道题选B，但是为什么A不行呢？宾语从句中，缺表语，但是where也可以作表语呀，而且意思上也通...