找到约 40000 条结果

问题 For there to be life there must be air...是什么结构

在iCIBA上看到这样一句：For there to be life there must be air and water.一定要有空气和水才有生命。（来自辞典例句）请问，这是什么结构？

问题 there is sth to do / there is sth to be done比较

there is much work to do 还是there is much work to be done?

问题 相似句型的细微差别

A what makes a difference is that more people hold low-wage jobs than high-wage jobs.  D There are more people in low-wage jobs than those in high-wage jobs.答案说原文强调的是人数差异不是薪水差异所以选D，可是A为什么不可以呢，翻译有什么差别吗？

问题 这道题为什么不能选系表结构

The world`s supplies of petroleum，_.A.have been gradually being run outB.have gradually run outC.are being gradually run outD.are gradually run out

问题 逗号的作用

...um of Natural History ,  said: “Worldwide new species of frogs are being discovered and described quite regularity.请问老师，这个句子里said前面为什么要加逗号? 去掉可以吗？不明白这个逗号在这里的用法，或者说，这个句子成分的顺序还可以...

问题 a large amount of后面可以跟可数名词吗

例句：When a large amount of carbon gases are in the atmosphere, our world begins to heat up.gas作气体时可数，后面谓语为复数形式，可是a large amount of后面不是只能加不可数名词吗？

问题 主谓一致：怎么确定 a range of 后的谓语单复数

e.g. A wide range of colours and patterns are available.《柯林斯高阶英汉双解学习词典》e.g.  A broad range of issues was discussed.e.g.  If a group or range of things is diverse, it is made up of a wide of variety of things.《Longman Dictionary of Contemporary English》e.g...

问题 译文正误

The love affair between Americans and their automobiles has been a continuing subject of derisive commentary by both foreign and domestic critics. 这句话我的译文是：美国人非常衷爱汽车，这长期以来受到国内外批评家嘲笑。答案是：美国人过分钟情于汽车,长...

问题 不定式的并列

Some use them to keep a close watch on the demand for their line of work or gather information on compensation to arm themselves when negotiating for a raise.为什么or并列的是不定式to keep和（to）gather，而不能是use与gather并列呢？

问题 没有一般过去时为什么可以用过去完成时

... like the recession of floodwaters that enable people to begin cleaning up their homes that had been filled with water.划线句使用了过去完成时，但之前没有过去时，为什么enable用的是原型？谢谢老师回答！

问题 it was touch-and-go there for a while中there的词性与意思

it was touch-and-go there for a while 中 there 的词性与意思？为什么要加一个 there 在这里？

问题 They have their best clothes on.中的on是宾补吗

They have their best clothes on.请问 on 是副词作宾补吗？没有 on 可以吗？

问题 media, median, mediation 辨析

A______ is one of three types of averages; the other two are the mean and the mode.A. media          B. middle           C. median     D. mediation选择哪个正确呢？怎么理解句子呢？谢谢!!

问题 hit home for sb的理解与翻译

... poked the page even harder. I nearly dropped the book. I was confused: Is there something wrong with this kid? Then I realized what was happening. He was actually a stranger to books. His father frequently amused the boy with a tablet computer which was loaded with colorful pictures that come alive...

问题 如何区分双宾动词和复合宾语动词（涉及blame,steer等动词的分析）

... successfully experts and bureaucrats can select our peer groups and steer their activities in virtuous directions。在主语从句中，steer（谓语） their activities（宾语） in virtuous directions (属于什么成分?)Q: 1) in virtuous directions ( 属于什么成分？&nbs...