问题 关于more的词性问题

...中，一个单词，比如more下面的词性条目中，“determiner,pron”两种词性放在一起为一个条目，adv是另一个条目，“determiner,pron”两种词性放在一个条目中是什么意思？词典不能区分两种词性？还是单词同时具有两种词性？如，more...

问题 it costs time to do sth等于it takes time to sth吗？

It takes time and determination to create a new language.我知道it takes+sb+time+to do sth这个固定搭配。这句话的takes改成costs对吗？costs有这个搭配吗？

问题 It 形式主语

阅读中遇到这样一个句子，向老师们请教，It came as a shock when it was announced that Maradona died of a heart attack. 此句中It是形式主语的话，真正的主语是when引导的从句吗？

问题 occur 的用法判断

各位老师好，请问这个句子中动词occur符合语法规则吗，base on 后面接的是句子吗？A biotechnology company is developing a range of new pesticide based on naturally occur toxin.

问题 句子分析

请教老师们：This is the heart of scholarship:moving from teacher-taught to master - inspired ,on over to the point where you become a self-learner. 中 (1)那些复合词为什么后面的taught和inspired用被动而不是主动 (2)on over to怎么理解

问题 It takes...的用法疑问

It takes years to learn and master how to do each of the tasks it takes to build a house or renovate a kitchen.不懂第二个it takes什么意思，在句中作什么结构成分，只感觉it像是形式主语，但是takes为什么这样用？

问题 曹老师解答存在句的非限定形式，自己还有三处不懂的地方

...比如做介词宾语的例句： Brian was waiting for there to be complete  silence.那么For there to be到底是一个整体，还是there to be是介词for的宾语?比如例句里for there to be是waiting宾语还是there to be是waiting for的宾语?（3）for there to be章正邦...

问题 不定式短语做目的状语前面出现逗号的疑问

As the summer months roll in, our Georgian country estate makes the perfect setting for an outdoor fitness session. Come and work out with our qualified personal trainer, Jodie McGregor, on the grounds of the Middleton Lodge estate.We will be holding a free taster session on 23rd May, at 10 am, to d...

问题 It's a good father that knows his son.的翻译技巧

It's a good father that knows his son.为什么翻译为“就算是最好的父亲，也未必了解自己的儿子”？这是根据什么翻译的？

问题 It is said that…后的从句可以用过去时态吗

It is said that…中的that从句如果用一般现在时是很正常的。如：It is said that he’s got married. 听说他结婚了。It is said that honesty is the best policy. 常言说诚实是上策。It is said that thirteen is an unlucky number. 据说13是一个不吉利的数字。It is...

话题 It wasn't long until...还是It wasn't long before...

问题 it的用法

I would appreciate it if you paid in cash.it这里指代的是if you paid in cash吗？如果是指代，是否可以用形式主语的句型？即：It would be appreciated if you paid in cash.

问题 这个句子是形式主语it吗

  It's time for sb to do sth句子结构，it是形式主语吗

问题 虚拟语气(It's strange you should do/should have done)

It is strange that you ______ (say) such a thing.答案是 should have said。名词性从句不是应该用should do 吗？答案为什么不是 (should) say?

问题 it的指代问题

It will be helpful if you can take an active part in your class.请教老师这里的it 是形式主语，if 从句是真正的主语？还是说it 是个虚指？(求曹老师答）