Based on recent researches, distance learning slowly proves as valuable as the traditional campus-based form.该句中 based on 这里是独立成分吗？还是状语从句的省略？如果是状语从句的省略？如何还原？
He threw himself from his horse and lay still as if shot.书上说等于 (=as if he had been shot）请教老师，这里的 (=as if he had been shot）是否是虚拟语气？因为thew动作先发生，按照逻辑，后面正常的一个改写成as if he was shot, 但是由于使用了虚拟语...
We could only see the things in space as they were in the past.上下文描述的是宇宙之大，我们能看到的东西其实已经是过去的东西了，在这句话中as they were in
the past，as怎么翻译比较好？as引导的是不是方式状语从句？谢谢老师
...ing on the floor, he buys a real bed.
Reading the book, he nodded from time to time.
如果分词的主语和句子的主语不一致，即产生了独立主格。
问题二：请问不定式可不可以做状语并且放在句子前面呢？老师很少提到这个问题，一般只说...
定冠词+名词+泛指性后置定语是否可行
I happened to meet the headmaster of a famous school when I sauntered in the street
我想知道，the headmaster of a famous school是否说得通，烦请老师指点指点
...hne/while/as使用，以下句子困惑： 1)
书上原句 It was
snowing when they went to school.我改成It
snowed when they went to school. 是否正确？ 2)
书上原句 My mum
was cooking while my dad was reading a newspaper.我改成My
mum was cooking when/as my dad was reading a newspaper...
...ine would ever see what I had written."Strickland did not speak for a long time, but his eyes shone strangely, as though he saw something that kindled his soul to ecstasy."Sometimes I've thought of an island lost in a boundless sea, where I could live in some hidden valley, among strange trees, in s...
...ch tree 是一个现在分词短语修饰 thousands of ants. 可以改成定语从句 thousands of ants that were
crawling up the trunk of my prize peach tree. 2. crawling 这个动作跟前面的watching 有关系，级 watch sb doing sth, 看着某人正做着某事。这样的话，thousands of...
...单数形式，表示“……的含量”，通常直接用直接名词作定语。如：Oranges
have a high vitamin C content. 橙子的维生素C含量很高。These pies have a low meat content. 这些馅饼里没多少肉。Butter has a high fat content. 黄油的脂肪含量很高。The oxygen...