When he ___1___ home, he told his friends about the cold place. A.returned to B.returned back C.returned 问题一：哪个选项可入选，return与return back有什么区别？问题二：when所在的主从复合句中，主句和从句可以同时使用一般过去时吗...
...formation provided by local and intermediaries was of potential
importance to geographical science. How was this evidence judged? The formal
procedures of scientific evaluation provided one framework. Alongside there
were more 'common sense' notions of veracity and reliability,
religiously-inspired ...
We _____ at the house as we ______ of buying it.A. looked: were thinkingB. were looking; were thinkingC. were looking; thoughtD. looked; had thought本题正确答案是 B，请问老师 as 在本句中是否翻译成“当……的时候”，在我印象中，while 后面要用进行时，as 之...
...www.cpsenglish.com/question/53980），引起各位大咖的热烈讨论：It was my first time spending Spring Festival in China
with my host family.这是高中英语新教材北师大版必修1第3单元中的一个句子(p52)。其实，这个句子还有一个问题：那就是 Spring Festival ...
The longer an advertisement
stays on a user's screen, the greater the possibility of him or her tapping on
it and the manufacturer making money. 这句话前面半句有“the+比较级+名词+动词stays”，后半句只有“the+比较级+名词”，请问这种用法对吗？
有些垂悬分词是不可接受的。如：Seen from the hill, he saw a beautiful city.但有些垂悬分词是可以接受的。如：Generally speaking, the city is really beautiful.
请问：哪些垂悬分词是可以接受的？（指在考试中使用不扣分）
Last is the technical challenge of stripping carbon out of industries beyond power generation.该段落说的是即使解决了发电的问题，可还是离不开绝大部分电动车用的还是烧煤产生的电，请问beyond介词短语是修饰什么的，逻辑上修饰challenge，结构上...
1.Three years ago, 2015, we have made a great improvements. 2.Three years ago, that is, 2015, we have made a great movements. 这两句话对嘛？我想表达的是：三年前，也就是2005年。谢谢老师指点。
At present, China's per unit area yield of grain is low compared with countries with high grain yields.请问compared with countries with high grain yields在句中做什么成分呢？
For Chris Timmins, managing director at property developer Jessup Partnerships in the East Midlands, the shortage of surveyors, land managers and estimators is an ongoing problem despite the construction sector forecasting a dip in the market. 请问亲爱的老师，despite 后面这一部分是...