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问题 涉及泛指和一致性问题(starfish)

Starfish move, feed, and breathe with their feet. 两个问题请教一下:1. starfish是泛指,那为何前面不加冠词,或不用starfishes2. 既然主语是单数形式,那为什么后面是their feet?最近在看单复数的语法,其中说明表示“泛指”的情况包括:the...

问题 情态动词must推测用法疑问

...大学出版社,主编  沈俊   八下《一线课堂》P222. My brother didn't say anything and walked away. He must be angry.我认为句中的be应该改为have been,表示对过去情况的推测,才符合该题语义。而must be 主要是对现在,或将来情况的推测。例如:...

问题 to eat 动词不定式做实意动词宾语怎么理解

The population is ever growing, leaving less and less to eat.to eat 动名词做实意动词宾语怎么理解是不是应该是 leaving sth to eat

问题 drown用一般过去时与过去进行时的区别

The man drowned, but we managed to save him.书上说这里的 drowned 改为 was drowning。为什么要这样改?drown用一般过去时与过去进行时有什么区别?

问题 非谓语短语[分词的(或含有whith)]复合结构和独立主格的问题

...复合宾语也叫复合结构的一种吗?现在分词(或短语):I've never seen her dancing.把 he dancing当现在分词的复合结构(现在分词不能充当宾语,动名词可以是吗?),还是把her是seen的宾语,dancing是补语,哪种理解会好些?过去分...

问题 表达百分数的方式

请问老师想要表达百分之多少的时候可以用 a perncentage of +数字的形式么? 

问题 现在完成进行时和现在完成时辨析

朗文词典例句:Who's been rooting around in my desk? 谁乱翻我的书桌了?我想知道为什么要用现在完成进行时呢?可以用现在完成时吗?  二者究竟有何差别呢?现在完成进行时不是表示“完成,进行”吗?那么说话的此时此刻...

问题 on his doing还是on him doing

请问老师,这里on后面应该填 his doing 还是 him doing 还是两者皆可?1. Please give me a call on ______(arrive) in Beijing.2. Whatever he promises, you can’t  rely on ______ anything.

问题 point后关系副词的选用

After graduation ,she reached a point in her career ___ she needed to decide what to do. A.that B.what C.which D.where关于这道题向老师请教三个问题1.这道题的point和stage一样既可以用when也可以用where吗?这类名词还有哪些呢?2.situation后用where,occ...

问题 说 how much holiday 对吗

在一篇作文范文中看到这样一句:The boss asked her how much holiday she needed and she said five days was enough.我对其中 how much holiday 的用法有疑问,怎么可以用 how much 来修饰 holiday 呢?但想想看,也不好用 how many 吧?如果用 how many,那 holida...

问题 现在分词短语是简化的从句还是插入语

句子: The problem is that health care costs will escalate, imposing a burden on taxpers.1. 请问imposing引导的算是从句的简化还是插入语呢?2. 请问逗号后的是短语还是完整句子呢?为什么要用ing形式?3. 写作中这种结构该怎么使用呢?请老师回...

问题 如何理解than比较从句中的比较问题

...比较”。但是,下面这句如何理解呢?More students attended the meeting than were expected.请问这个句子是指“××和××在××方面作比较”呢?

问题 句子成分分析(with a broken left leg)

beneath the overturned car they found him with a broken left leg.请问 with a broken left leg 是该理解为介词词组做宾语补足语还是伴随状语?谢谢!

问题 祈使句加and这个结构的疑问

我们都知道祈使句加and这个结构,比如说 Think it over and you will find the answer.但是这种用法省略掉了and,还对吗?比如  Do a test,you will find  out. 就像这样,如果没有and了,还成立吗?是否应该是 doing a test,you will find out?

问题 on board a plane 中plane怎么理解

They arrived at Gatwick airport on board a plane chartered by the Italian government.老师好,介词短语on board  后面通常还会加"XX船",请问加的这个名词作什么成分?