To such thermometers are attributed the accuracy of much of the work done in low-temperature physics since 1951.主语是the accuracy of much of the work done， 这里为什么谓语用are ? 能否举一些例子说明，谢谢！
... in blue shirts,and one of these is responsible for each class.是说所有的instructors(各自负责自己班)中，有一个人是总负责every class的? 还是one of these也能=each of these，表示每个instructor负责各自班级？
...than if government health authorities stored the data.信标数据就在人的手机上，与政府卫生当局存储这些数据相比，这并不是黑客的攻击目标。上面，出现了less of a target...than...,请教老师，less是代词吗？指代什么呢？另外，我想知道，less ...
active字典上只有形容词和名词，但我看到一个句子：Because the electric buttons used to active the door wouldn't work, he became a prisoner in his own car. (出自一份四级模拟卷) 这里的active明显被当成动词使用！
2020·浙江卷完形填空最后一个句子：Don was given a special meal that night—I didn’t want him thinking I was angry with him.want这个单词不是want sb to do sth,这样来用么，怎么用了动名词复合结构呢？谢谢老师们！
我是一个中国人。[误] I am a Chinese.[正] I am Chinese.注：第一句译文是不地道的，正确的说法应该去掉不定冠词，或者说 I am a Chinese man。同样，He is an English 也没有 He is English 或 He is an Englishman 好。 疑问：哪里不地道？
I can laugh about all those silly and adventurous thoughts and acts now
but at that time nothing could be more
serious an affair for me.请老师分析nothing could be more serious an affair for me结构，谢谢。
It is mostly called tea house in provinces like Guangdong, Guangxi and Hainan, and/while it is called tea pavilion in Beijing and Tianjin of North China. 请问一下，这个句子用哪个呢，应该怎么准确的使用这两个连词。