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问题 worth while这两个都是什么词性,如何理解?

To live is to do something worth while.老师,worth while作形容词短语修饰something

问题 see sb do 还是see sb doing

I saw Mary _________ (go) out just now.go, going 都可以

问题 关于as后面省略疑问

Choosing what to eat is no longer as easy as it once was.可以省路成这样子?Choosing what to eat is no longer as easy as it.

问题 implicate和implicate in

...ory. 请问: 为什么implicated后面要加in?它不是及物动词

问题 based on

...句中based on 短语来修饰动词ban, 形容词短语可以作状语

问题 句子成分分析

...吧?但是省略主语“I”和be好像不符合,merchandize是名词?2 with the usual arrangements修饰什么?做什么成分?

问题 Happy Christmas为什么不合英语习惯

有一句改错句子:The teacher wished us students a happy Christmas.参考答案是把 happy 改为 merry,解释说 happy 不符合英语习惯。英语为什么习惯上不说 Happy Christmas? 不是可以说 Happy New Year

问题 句法问题(涉及Have you ever been to...?)

请问 Have you ever been to Changsha? 和 Have you been to Changsha before? 句意上有区别

问题 not one of 表示部分否定

not one of表示全部否定时,是等于 none  of?表示部分否定时,我看到一个列句So far, not one of them has been struck down by sudden death!到现在为止,其中有一人死于横祸。请问老师,怎么理解这个列句?

问题 homework和housework前面是否加物主代词

下面句子加或不加物主代词都正确?I have done homework. I have done my homework. I have already done housewok. I have already done my housewok. 

问题 speculate on 和 speculate in有什么区别

有时候我看到 sptculate on the stock market  但有时又看到 speculate in the stock market这两种写法有什么不同 ?

问题 选who还是that

Zootopia is a city of animals. The movie starts with a rabbit police officer and a fox criminal 21___________team up to find a missing otter (水獭). He is among several animals that have suddenly disappeared from the city. 老师,您好 问下这道题可以填that

问题 关于符号法疑问

... off the topic.在逗号或者句号后都可以有谓语?还是不正式或者口语不加连词?

问题 强调句前使逗号疑惑

...ontribution that make a star unforgettable,这是强调句,强调主语?2强调句前面为什么使逗号分开两个独立句呢?看不懂,求指教

问题 The leaf is fallen down.句子对

经常看到 the leaf has fallen down. 但是不知道the lead is fallen down, fallen做表语可以