找到约 30000 条结果

问题 谓语动词现在时与过去时区分

The physical properties of the modified SC are listed in Table 3, which were obtained by parallel tests, and their values of the standard deviation were all less than 0.33%.最后面的the standard deviation were all less than 0.33%.中的were对吗？是不是要使用现在时才对？

问题 such as 前面要不要用逗号隔开

...可以吗？还有：Cartoon characters, such as Mickey Mouse and Snoopy, are still popular.这句话我加了两个逗号，可以这样隔开吗？

问题 如何理解by在此句的用法，以及分析句子结构

Both Jamaicans and foreigners here are trying to learn from the mistakes of other parts of Jamaica by developing while maintaining the sense of place.如何理解by在此句的用法，以及分析句子结构?

文章 by 和 until 表示时间的用法比较

...，在某些特殊情况下也可以与延续性动词连用。如：Can you finish the work until five o’clock ? (错误)Can you finish the work by five o’clock ? 你五点钟前能完成工作吗？（摘自《牛津高阶英汉双解词典》第8版p.273）By this time next week we’ll be in...

问题 as 引导什么从句的判断

As you may guess, I was so thankful for putting myself on the wrong bus at the right time. 这句话中，as 引导的是定语从句吗？

问题 when 和 while 的区别与互换

Think about rocks when you enjoy the sand and sun. 这句话中的when能用while 吗？

问题 bet sb sth that...分析

I bet you $100 that I can bite my left eye.这里的that引导什么从句呢？同位语吗？

问题 more money than...定语从句

You spend more money than was intended to be spent.这个句子作为定语从句理解还是按照比较状语从句理解呢？than引导定语从句的句子还有哪些呢？

问题 Nobody else的用法

“You can use me as the last resort, and if nobody else volunteers, then I will do it”nobody else为代词，定语修饰后面的volunteers，这里的volunteers为什么要用复数呢？单数是否可以？

问题 介词to的省略问题

沪教版牛津教材7B P17有一句话 This is the place to go if you want to visit France. 为什么不是This is the best place to go to呢？to何时可省略？

问题 过去分词作定语和定语从句的相关问题

...e processing ability of the brain. 这几年的captured为什么不是are captured是省略了定语从句关系词吗？还是过去分词作后置定语呢？ 一看到后面有by就很自然想到被动！求老师指点！

问题 against Ms Meng’s release是什么意思

China’s foreign ministry has spent weeks denying that detained Canadians are, in effect, being held for ransom against Ms Meng’s release. 请问这里的against Ms Meng’s release是什么意思？

问题 复杂主语结构的主谓一致问题

... incomes, that together determine what shall be produced and how resources are used to produce it.

问题 关于不定式用主动表被动（exciting to watch）

It is represented by three events: horse racing, wrestling, and archery, which are all so exciting to watch.请问这里的不定式 to watch 为什么不用被动式啊？

问题 there be疑问句用法疑惑

...2 例句2中的单数is对吗？more应该指代snow and ice，是否要用are？3 例句3中的单数tends不太懂取决于什么？