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问题 后接定语从句时用this还是that？

请看下面一题：They say the only real knowledge is _______ which can be measured. A. this B. that答案是A还是B？问题的关键是：后接定语从句时用this还是that？

问题 be shot to hell的意思

 He'd just had a letter from his brother in Ohio; it seemed that the whole family out there was shot to hell. out是介词脱离的意思吗？be shot to hell是陷入困境的意思吗？

问题 主谓一致问题

Thousands of hectares of land were/was damaged.请问老师：例句中谓语动词是不是单复数都正确？把hectares当主语用复数，把land当主语用单数？

问题 这道题一点思路都没有了

It was not until man had learned how to make iron and steel that the constructionof various machines _ possible.A.were madeB.had madeC.madeD.was made请老师帮我仔细划分句子成分再逐一给四个选项解答，最后在详细说明not until的用法，谢谢。

问题 There be 句型中 there be 做什么成分

1.There was a river which crossed the area from north to south.中there be 是什么成分？2.there be 都可以做什么成分？谢谢

问题 “金钱”作主语谓语必须用复数吗

...教材必修二第1单元第7页。它要求圈出正确的单词（circle the correct words）。我看语法书说的是：“金钱”作主语时谓语动词通常用复数，按上面这题的意思，好像是必须要复数啊，否则就是“不正确”的。

问题 as sagas - legends handed down 是什么意思

The only way that they can preserve their history is to recount it as sagas - legends handed down from one generation of story-tellers to another.不懂句中部分“as sagas - legends handed down”： as sagas - legends handed down 句意是什么？as是什么意思呢？sagas-legends之间...

问题 进行体表示将来的动态动词有哪些规律

...u tomorrow.2) Danny isn't finishing high school until next year.3) None of the shops in town is closing tomorrow.…等等这样的使用，似乎有点让人无所适从，也不知道什么样的动词可以这样用了。请教一下各位老师，什么动态动词可以这样用？有没有更...

问题 and there may be many是否为插入语

Further arrangements—and there may be many—between the NHS and DeepMind will be carefully scrutinised to ensure that all necessary permissions have been asked of patients and all unnecessary data has been cleaned.请问老师，破折号之间的and there may be many是插入语还是其他什...

文章 高中英语新教材-词汇教学参考资料-外研版-选择性必修3-Unit 2

...rial and error▲* craftsmanship ▲* atomic          ▲back down▲the cutting edge (of sth) ▲think outside the box▲break new ground▲hydrogen        ▲propulsion▲jet propulsion ▲* acclaim▲* shun              ▲* spotlight▲* harsh             ▲* prospero...

问题 doing主动表被动这个说法正确吗

...的观点，把它称作悬空不定式或者是反射不定式。那么像The watch needs repairing.这样的句子，初高中把它称作doing动名词的主动表被动，这种叫法正确吗，还是它其实也有类似于反射不定式或者是悬空不定式这样更为专业的术语去...

问题 如何确定last time是副词还是从属连词

Last time she raced against the Brazilian, she won by a whisker. 这个句子中的 last time 是副词还是从属连词？如果是副词，那这两个句子之间为什么没有连词？如果是从属连词，句子的意思通顺吗？如何判断？谢谢专家！

问题 Having been to...存疑

__________London many times, but he knows little about the city.A. Having been to    B. He has been to查了网上关于此题的答案都是B。但为什么不可以用现在分词作状语省略主语"he"而变成Having been to London many times,...感到有点困惑，请老...

问题 unworried作为形容词，那么后面的by怎么理解

The Fed is rightly unworried by cosmetically higher inflation that reflects what happened a year ago. by引导施动者还是作“原因”解释？谢谢各位老师！

问题 everyone和anyone的区别

The math problem is too difficult for ______ in our group to work out. Would you please do us a favor and explain it again?    A. someone    B. no one    C. anyone    D. everyone请教各位老师，这里的答案是选择C还是D, 另外 是否跟题干的too to 表示否定意义有...