您好想问您一道题，这个空为什么是That？________ each large firm will act with consideration of its own needs and thus avoid selling its products for more than its competitors charge is commonly recognized by advocates of free-market economic theories.
May not be
providing表达什么意思？是什么时态。so have
them是什么结构？
It seems schools may not be
providing an opportunity for children to re-express their ideas and so have
them tested and refined by teachers and their peers.
1. For days on end, her thoughts about him entertained her.（这一句如何翻译？）2.His shoes told a different story. They had certainly traveled more than he said they had.他这双鞋有着特殊的来历。他穿着这双鞋走过的路比他说的还多。（这样翻译正确吗？）3....
We ___67___ (concern) that few people would speak English, even in Beijing. But we found it common for Chinese people to know a few words of English这个句子是用过去时合适还是过去完成时合适，还是两个都可以呢？
...动态动词一般为进行时但也有用一般时的句子Can you wait for me while I make a call?Can you hold my bag while I try on this jacket?甚至在《grammar in use》里还有Alex read a book while I watched TV.这样的例句这个语法规律我没查到，有老师讲解一下吗。
To my understanding, at least two reasons can account for this
phenomenon.这个句子这么写有错误吗？如果正确，那么at least在句首后面为什么不倒装，看到语法上写的是形容词、副词、介词短语位于句首时，句子可以全部倒装。这个意思是倒装...
...找什么重要的东西。She stood at the gate as if (she was) waiting for someone. 她站在门口好像在等人。The teacher shouted at the boy as if (he was) angry. 老师朝孩子大喊大叫好似很生气。5. 比较状语从句省略相关成分由than或as引导的比较状语从句，...