... discovery learning is believed to be a tool for facilitating the creation and organization of knowledge.答案将stemmed 改为主动的stemming。请教老师，有无be stemmed from 或be originated from 这种说法？此出用主动和被动有何区别？谢谢！
The Boao Forum
for Asia is back , and ready to give the world an idea of what doing business
with China
will look like post-pandemic. doing business with China在句子中作什么成分?
Years of experience in the industry—and failed attempts to use
technology—have convinced him that the best way to check cattle is with a man
on a horse. （完整全文见：https://www.cpsenglish.com/article/812）这是2021年新高考全国卷2阅读理解D的一个句子。请说说过去分...
例如：操作人员必须经过培训、考核合格后方能上岗作业。Operators
must be trained and qualified in examination before they can work on their
posts.
examination本身是可数名词，这里in examination之间是否要加the？
...中有一句， After all ，movie
theaters keep 100% off of concessions and only keep 40% of ticket sales。汉语字幕意思是电影院中在专卖权中有100%的收益，但从门票收入中只有40%的收益。请教对这句话中的单词off如何理解？还有两个单词of可否改成...
The destinations of UK graduate and postgraduate students in 2008, which excluding full-time work, were shown in the charts above.which excluding full-time work这个成分对吗？
...000 bottles of sterile penicillin at the airport of a Far Eastern country. It was apparently customary to pay customs officials about $ 250 upon arrival of each shipment to " get them out of the sun " upon 在这是“一到达时，就.....”的意思吗？as soon as 是一样的吗...
Although literacy appeared independently in several parts of the prehistoric world, the earliest evidence of writing is the cuneiform Sumerian script on the clay tablets of ancient Mesopotamia, which, archaeological detective work has revealed, had its origins in the accounting practices of commerci...
...考试”可以用take part in an examination吗▲P15▲for sb与to sb (it looks gloomy to me)比较陈述句用作疑问句▲P16▲their life 还是 their lives▲P17▲▲P18▲▲P19▲▲P20▲▲P21▲▲P22▲▲P23▲▲P24▲
...题中有这样一个句子：On a sunny afternoon in late November, John and Barbara were married.参见：http://ask.yygrammar.com/q-29256.html我不明白是：为什么这里用 were married，而不用 got married，这里不是表示动作吗？怎么可以用 were married 呢？
...act that good gardeners who spend a lot of time gardening might get their hands stained green from touching plants.
这句里面的who和might，为什么不可以换成will和and，我觉得意思上没有差别啊，will作用spend和get，两个并列的句子。
不知道为什答案一定...
The young man and the young woman were sitting behind him.He was sitting ___them. A.before B.above C.ahead of D.in front of 老师你好，答案为in front of ，但ahead of为什么不对，我查了ahead of可指空间啊？
Horror is a feeling of great shock, fear, and worry caused by something extremely unpleasant.a feeling of 和后面的词是构成动宾关系吗？caused by something extremely unpleasant.修饰什么？