In the late-2000s it experienced a boom and bust cycle in America and, to a lesser extent, Europe.老师您好，请问插入语to a lesser extent里的to能否去掉，它的作用是啥？感觉它和文言文里的之很像，简短而又难懂。谢谢！
老师，我在 VOA Special English看到这么一句话：【The organization was established in 2014 to support independent media in the one-party Communist country.】media表示【大众传播媒介】的时候，应该加上定冠词the呀，为什么这里不加呢？谢谢老师！
One of the more
detestable euphemisms I have come across in recent years is the term“Operation
Sunshine”, which is the name the U.S. Government gave to some experimnets it
conducted with thw hydrogen bomb in the South Pacific.it 指代什么？为什么用it,不用which?
Then over in Germany at the Max Planck institute, there's another biologist called Caterina Miranda who's done some experiments with blackbirds living in urban and rural areas.请问此句中的Then over应该怎么理解，能从句意大概知道是此后的意思，是否可以将这里的Then理...
...y delay, he immediately summoned two teachers and hurried to
Mary's house. In the car, he told the two teachers about it. He was very afraid
and worried because the people around him had experienced it, so he had to
constantly recall the rescue methods for the symptoms of his father's stroke
all the...
...今天在网上看到这样一个文章，如下：① I noticed you standing in the alley last night我注意到站在巷子的你。② 另外：I noticed your standing in the alley last night 我注意到你站在巷子里。很明显跟感官动词notice 所表达的意思不合。第一句是...
...的介词用法有些疑惑，比如这两个句子：1. Thank you for giving help in learning English.2. I would like to give you some advice on your English study.除去 advice on 是固定搭配这种说法外，还可以从其他方面来解释为什么一句用 in，一句用 on 么？比如说...
...;s validity is how broadly and confidently its conclusions become accepted in the relevant field, which in turn derives from the extent to which its findings are replicated and extended.请问老师们，这里的which指的是the relevant field还是逗号前面整个句子呢？这里是非限制...
I find myself sucked in by TV series, or needing to keep up with the latest commercials. 请教老师：1. be sucked in: 身不由己地卷入。请教老师by TV series，by 可否没有？2. Sucked 是宾语补语，needing是现在分词作宾语补语，请教老师needing 后的不定式...
...ible place to build new houses, factories and offices is where people are, in cities and towns where infrastructure is in place.请问老师，where能当 关系代词 用吗？感觉在句子中 where people are 后面缺成分啊。
doing sth 其中doing是名词?sth就是doing的宾语，不管什么时候都可以套用?In addition, people were no aware of the importance of managing of the water resource in the past. 这句话里的 the water resource 是做managing的宾语怎么理解？
It's a theory to which many economists subscribe, but in practice it often leaves railroads in the position of determining which companies will flourish and which will fail.若将companies改为单数，意思会有很大的变化吗？