问题 with or without having symptoms的分析与理解

We use current COVID-19 infections to mean testing positive for SARS-CoV-2, with or without having symptoms.老师们，这里的with or without having symptoms感觉很别扭，好像它是一个独立的存在，请老师帮我解析一下这个短语的作用

问题 Not 前置后have 和been 在哪种情况下可以分开用

原句： Not since the beginning of the Industrial Revolution have the prospects for technologies benefiting mankind been so bright. 问题一：正确的语序是否应为：Since the beginning of the Industrial Revolution the prospects for technologies benefiting mankind have not been so bright; ...

问题 单个的 provided 可以作后置定语吗

I think it is important that the aid provided is used for the intended purpose.这个是形容词后置吗？还是说这是个短语？

问题 形式主语的指代问题

老师好，It is wrong the way they treat that poor animal.  中the way...是什么成分？似乎和Just do it the way i do.的the way不一样，It看样子是形式主语，指代the way...，但这种指代名词的形式主语还没见过，请老师指点

问题 what做主语要加s吗

I am glad that what come from is real.这里的come需要加s？

问题 keep doing和have been doing区别

只是keep doing不能跟时间段，而have been doing可以跟的区别吗？

问题 如何理解这个谓语结构(will have been being worked)

老师说，By the end of next month, the project will have been being worked for 3 years.是将来完成进行时的被动语态。谓语 will have been being worked 太复杂了，不是很懂。一定要死记硬背吗？

问题 to such a great degree 是什么意思

This woman does have beauty within her, but it is to such a great degree that she is actually surrounded by it, like an aura.请问：to such a great degree 是什么意思？

问题 句式分析

...sy in dramatic roles. It wasn't until 1980 -- 32 years into his career -- that he landed the role it would seem he was made for in Airplane ! That movie led him into the second half of his career...请问：【一】上面句子中对年份1980进行补充说明的32 years into his career是什...

问题 连词能引导独立句子吗

and，so，but能作为连词单独引导句子独立成句嘛？比如So I hate it.   不是After this,you need it这种。 还是必须用在逗号之后。

问题 作宾语用us还是ourselves

My husband and I love pets. We decided to buy (    ) a white dog. 空格是否填us 和 ourselves 都可以？

问题 难句理解

...re seldom rewarded when by rights we ought to be and sometimes are when we have not deserved it.这里的大意是动物们都喝醉了，只有一只猫没有，请教各位老师红色字体部分怎么理解？尤其是这个sometimes are,这里是不是省略了什么？

问题 ​have sth in store for sb 结构是双宾吗

have sth in store for sbin store在句子里是什么成分？这样的句子结构还是双宾吗？ （能写成have sb sth in store 吗？） 

话题 have sb to dinner

话题 Do you have to