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问题 一般过去时和过去进行时的区别

如题：They         a football game from 7 to 9 last night. （watch）答案是were watching。不过我认为watched也说得通：watch a football game这整个延续性动作从7点开始，到9点结束，全部发生在昨天。所以watched到底可不可以呢？

问题 如何理解比较句型中的than is necessary

This hotel is far more luxurious than is necessary.necessary是形容词，than is necessary如何理解？ 假设可以补全的话，难道是than THIS HOTEL is necessary to be luxurious ?或者老师帮我假设补全，让我可以理解。 谢谢！

问题 主语和宾语的单复数对应问题

...到这样一个句子：Men with a bachelor's degree are more likely to get a hign-income job.这句话里men是复数，但是为什么宾语可以用单数呢，请问这种用法应该怎么解释啊类似的还有福布斯杂志上的句子：The average age of men who have a first heart att...

问题 with 短语在这个句子里面的成分不是很理解

The XRD patterns of both the samples were well indexed to the standard cubic CsPbBr3 phase, with no observable secondary phases。个人理解：with no observable secondary phases 有种补充说明的意思，难道是啥补充状语？

问题 英语句子翻译时的句子结构整合和重组

It estimated that the Chinese would need 1.17 billion square meters of housing for living annually on average from 2019 to 2030. 据估计，从2019年到2030年，中国人平均每年需要11.7亿平方米的生活用房。请问一下这样的翻译算不算是句子结构整合和重组？

问题 for example可否连接两个句子(就像连词一样)

比如：There are several different ways to bind a book, for example you can stitch or stick the pages together. 正确吗？我知道for example前面是句号的时候可以这么用，如果是逗号（如例句）或者分号呢？是否也是正确的？

问题 take a bus 与 take the bus

How do you get to school? I take the bus. / I take a bus.这两种说法都有，第一种有特指的含义吗?还是两种意思一样，只是表示我是做公交来的。谢谢老师！

问题 这里的can应该如何理解含义呢?

"Your wife says that nothing you can do will ever induce her to divorce you. She's quite made up her mind. You can put any possibility of that definitely out of your head."这里的can应该如何理解含义呢？我感觉这里类似于should含义。似乎must也可。但是理解不了这里为...

问题 by bike可以写成by a bike吗

我骑自行车回家。下面的翻译对吗？by bike可以写成by a bike吗？ 1. I ride a bike to go home. 2.I ride bike home. 3. I go home by bike.

问题 Stay where they work没有介词？

...f Shanxi Guild, a restaurant chain in Taiyuan, are staying where they work to serve clients during Spring Festival.Stay为不及物动词，为什么后面直接加了where引导的宾语从句？之前也见过stay where you are之类的话～这里的stay为什么都是加从句呢？

问题 人名中的连字符怎么理解

I imagine you’re referring to Jean-Paul Sartre. 我猜你指的是吉恩-保尔·萨特。It was his sensuous young mistress, Marie-Therese. 那是他年轻性感的情妇玛丽·泰蕾兹。请问这两句的人名中为什么要用个连字符呢？它们在翻译成中文时，是要保留连...

问题 不定式作表语和动名词作表语的区别

I think a policeman's responsibility is _____ our city a safe place答案给的是 to make 能填making吗?动名词不是可以作表语表示主语的内容吗为什么不可以填?

问题 表特指的名词前可以不用定冠词吗

请问countries不用加the,这里不是特指那些粮食高产国家吗？It will be difficult for China to reach the level of countries with high grain production in a short period of time, but the gap can certainly be narrowed through earnest efforts.

问题 一般现在时可否表示祈使含义

The reader is direct to the equivalent chapters in both the earlier titles in this trilogy for much general material.以上句子出自一本书籍，是作者对读者的建议，这个句子使用一般现在时，但是表示了祈使含义，这属于一般现在时的用法之一吗？还有类...

问题 captain 前面到底什么时候用冠词什么时候不用冠词

书上说，下面句子中 captain 前面通常不用冠词：They named me as captain. 他们任命我做队长。但书上又说，下面句子中 captain 前面必须要有冠词：The captain gave the order to abandon ship. 船长下令弃船。真是搞糊涂了！请专家老师指点！