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问题 被动语态的句子成分分析

请问老师, 被动语态的句子的结构应该如何分析呢?例如：A group of children were found playing on the playground.were found 是什么成分呢？整个被动语态的句子的结构应该如何分析呢？

问题 形容词作后置定语

如果是形容词的比较级和最高级后置的时候应该怎么用呢？比如：something colder  something most interesting.这样对吗？另外一个就是，有没有双重后置定语？比如:a boy watching TV with an egg.谢谢老师！

问题 介词短语的问题

This week,however,crisper has caused more unease than optimism,because of claims by a Chinese scientist that he edited the genomes of twin girls when they were embryos,as part of ivf treatment.这里as介词短语是什么用法？非限制性后置定语？

问题 不定式时间状语的位置

I want to be a teacher when I grow up. 当我长大的时候，我要做一名老师。请问这句话后面的时间状语是不定式的还是主句的,可否被移动到句首？谢谢。

问题 定语从句的翻译问题

This means going back to the place where we left the family sleeping  in a tree the night before.where引导定从修饰这个place，可以这么翻译么？我们回到前一晚我们离开的那个睡在树上的一家的地方。

问题 that which的用法

I took a seat at the end of the hearthstone opposite that towards which my landlord advanced.（呼啸山庄:https://m.ximalaya.com/waiyu/20693653/154509071）请问这句话符合现代语法吗？Which指的是什么？

问题 过去时还是现在时

请教老师们：In the past，a household is not so rare with four generations living together. 中为什么过去却用is，有人说叙述为了生动，是这样吗？ 谢谢老师们了。

问题 as calmly什么成分

He felt sweat on his forehead，but he took the violin from the wall as calmly as if he were a welcome visitor. as calmly修饰谁？ as if是连接词吗？

问题 either问题

A--“ I didn't like the movie.”B--“I also didn't like the movie.”如果在对话中，前面一句否定，后面对方回答时可以用also吗？如上句对话，正确吗？我们常学习的 都是：否定句，否定句  接either. 肯定句，否定句 接also/too/as...

问题 不及物动词happen用法

A deadly traffic accident happened on the street.请问老师，既然happen是不及物动词，那么后面的介词on是与happen一起在句中组成一个词组吗？但我又觉得on 应该和the street一起做介词短语。搞不懂了

问题 thumbs up还是thumb up

give sb a thumbs up这里指的是竖一个大拇指还是两个？如果是一个为什么要加s?

问题 Since的用法

He liked a wild life and Peru was much more like the country of giants where Tom had found him, than any place the big man had since visited.麻烦老师们帮我分析下since在这里的用法。这里的since可以理解为ever吗？

问题 preferences和personalities的区别

The fact that they reacted so differently was a reflection of their different _______.B. preferencesC. personalities请问各位老师，这题为什么不选preferences呢？谢谢老师！

问题 这个whom在这里是什么用法

Look at China, for example; they have 1.4 billion people, half a billion of whom have recently entered the middle class

问题 形容词修饰主语的疑问

老师请看这个句子：he, injured and pale, was found at the foot of a Cliff.这个句子有语法错误吗？injured and pale作为形容词直接修饰主语He可以吗？谢谢！