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问题 区分have been 和have gone

A： Roberto and Sophie are on hoilday ，are‘t they？Where have they gone ？B：To Florida ，again . A ：How many times ____ they ____there? B: This is their third visit.第二组填空答案填have been 我不明白为什么，have been 的意思不是去了已经回来了么。

问题 before主句的时态可以是现在完成时吗

老师好！向老师请教一个句子：Though they’ve been around long before we walked on the earth, sharks still attract us to this day.请问：they’ve been around long before we walked on the earth 中的 have been around 的时态是否合理，是否应改为had been around？

问题 形容词后面是动名词还是现在分词

...content后面是现在分词短语作状语吗？2 I’m happy working for this company.请问：形容词happy后面是动名词短语吗？老师，这个要怎么区分形容词后面是动名词还是现在分词呢？

问题 have gotten to的用法

We've gotten to watch more TV this year than last.请问各位老师，这里have gotten to的用法是什么，我似乎在词典里找不到. 夸克的语法大全中把have got to归纳为情态习语与链接动词get to的完成体不同，它认为have gotten to是属于后者。have got to...

问题 定语从句中of which的用法分析

...c location: to the south of the Weihe River. The site's location fits with this record, according to You.请老师分析一下定语从句中的of which,大意理解，就是句子结构分析不太清晰。谢谢。

问题 分不清是插入语和独立主格

...e!! A dreadful attack happened in Paris and we pray for all the victims of this attack, the families, all those affected, and to France.疑问：the families, all those affected，这个做的是插入语和独立主格么？后面的and to france又是什么用法呢？

问题 Please wish和wishing的误用

...ll not be attending the White House Correspondents' Association Dinner this year. Please wish everyone well and have a great evening!有专家学者认为：这句话要么英文错误！要么逻辑错误！wish 就暗含了主语是第二人称 you，表示特朗普是在请别人替他...

问题 冠词用法（people meeting in the..）

He couldn't know that at this very moment, people meeting in secret all over the country were holding up their glasses and saying in hushed voices: "To Harry Potter -- the boy who lived!" 老师好，能否分析一下people后面的"meeting..."是限制性的还是非限制性的，以及people前...

问题 In the sieves 3/8”and 1/2”什么意思

This apparent contradiction can be explained by the fact that lumps were found in the sieves 3/8”and 1/2”.请问老师，这句话中的in the sieves 3/8”and 1/2”怎么翻译？

问题 put on 能否与非延续性动词连用

以下put的用法是否正确？为什么？1.This book has been put on the desk for a week.2.Men put on suits when they attend meetings.这里和put是非延续性动词是否有关？如果是错的能否具体解释？

问题 关于no more...than的疑问

...mpeo said."We have no higher duty to the american people than to pull this off."第二句话Pompeo意思应该是比起完成撤侨我们没有更重要的任务，所以应该是not higher ,而不是no higher?

问题 ...the same place WHERE 能用that代替么

This is the same place where we had the party that day. 老师，我想请教一下，这个定语从句引导词where能换成that或者直接省略掉嘛？ 而且这个the same属于特指了呀，句子怎么用的是where而不是that呢？

问题 是及物动词被动还是不及物动词加介词的被动

This indicated that he was struck on the head before he died. strike既可以是及物动词也可以是不及物动词(如:strike on，不及物动词加上介词也可以有被动)这句话中的被动语态是strike on的被动还是及物动词strike的被动呢? 谢谢老师的解答！

问题 此处的so引导的是目的状语从句吗

He's gonna be this broken shell of a man, so you should try not to look too terrific.请问此处的so引导的是目的状语从句吗so you should try not to look too terrific. 这个从句是虚拟语气吗谢谢老师解答

问题 关于help do与help to do的用法

“这种独特的基因，可以帮助海水稻在盐碱环境中茁壮成长。”将该句子翻译成“This unique gene helps sea rice to thrive in a saline environment.”想请问一下这里的帮助用help ...to do是否合适？