Mass
government support for household incomes,as well as mortgage-repayment
holidays,have saved jobless workers from having to sell their homes.as
they otherwise might中as引导定语从句吗?
...用分词，则后面也用分词。但这个句子：Why didn't ask for help, rather than trying to do it on your own？按照规律应用 tried 啊！前面是过去式嘛！请老师分析一下！还想请教：instead of 和 rather than 语义和语法有不同的吗，在哪里？谢谢！
When music videos and satellite television offer daunting competition for poems, which demand a good deal of attention.这里的demand为什么不是demands， 照理说which指代前面的句子，后面应该谓语单数。这里which是指poems吗? 但是有逗号的话不是指前面的整个句...
Years of research shows that arts education is closely linked to almost everything that we as a nation say we want for our children and demand from our school. 没有we as a nation say我还能理解，加上我就不明白了。
...句子，背景是孩子们去海滩冲浪。"We'd be out there for hours, swimming, bodysurfing, and just having a blast."我的理解是“我们在那游泳，冲浪，一玩就是好几个小时，玩得很尽兴。”请教我的理解对吗，这里的having a blast是和swimming...
I’d like to arrive 20 minutes early _______I can have time for a cup of tea.
A. as soon as B. as a result C. so that D. in case
这题选择C，表示目的，但是我看到之前有老师说in case 也可以表示目的，为了什么的含义，不知道在使用上要注意什么？
...
Icy roads are dangerous for drivers_______ it's hard to know what is going to happen and accidents take place easily. A. even if B.as if C. in that D. so that 老师，这里选C，但是D没有逻辑错误啊？求老师指点。
Forthese reasons I think physical books will have a longer existence as a commercial product than some currently predict.这是一份四级卷子里的一句话，我对 a longer existence存在一些疑问，我觉得这里的existence应该是“存在”的含义，可是existence当“存在”...
as debt-laden students head for degrees they think will maximize their earning potential, many vital courses suffer. 请问这句话degrees做先行词的定语从句，that为什么省略，做宾语了吗？
...官网看到这样一句：Vaccines donated next year will be far too late for
those who are dying today, or being infected today, or at risk today.https://news.un.org/en/story/2021/06/1094342我觉得这里的过去分词donated 应改为to be donated，因为后面有next year. 不知各位老师...
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