...分词。但这个句子：Why didn't ask for help, rather than trying to do it on your own？按照规律应用 tried 啊！前面是过去式嘛！请老师分析一下！还想请教：instead of 和 rather than 语义和语法有不同的吗，在哪里？谢谢！
...rds, whatever inborn differences two people may exhibit in their abilities to memorize, those differences are swamped by how well each person "encodes" the information.译文：换句话说，无论两个人在记忆能力方面表现出什么先天的差异，这些差异都会被个人...
He said her grandmother _______________(teach) him to read potery before reaching the age of three.很明显，said发生在过去，句子里面的teach发生在said的过去用过去完成时，所以填 had taught为什么答案给的是 taught，他的理由也很奇怪，“他说他奶奶三...
By the end of this month, we surely _____ a good solution to the problem. A. have found B. will been found C. will be found D. are finding 这题选择B，不明白为什么有个被动在里面，我们主动寻找，还有D选项，可以表将来吗？...
...rbert, has always been fat, but things got so bad recently that he decided to go on a diet.句中“has always been fat”用了现在完成时，究竟是什么含义？这里为什么要用现在完成时呢？可以改成“is always fat”吗？含义有何不同呢？麻烦老师深入分析一...
...m malice; for nations, like individuals, can find themselves locked into difficult positions, unable to back down.A. do not always results from malice; for nations, like individuals, can findC. do not always results from malice; nations, such as individuals, can find老师，按照GMAT的规则...
今天做一道题：What have you decided to give your mother （ ）her birthday？答案应该是for，但我填了on想请教各位老师，birthday前面的介词是用on还是for？又如语法网上这个例句：I remember being given a bicycle on my tenth birthday，为什么就用on...
...a morning decorated by fancy clouds，I returned within one day to Jiangling a thousand miles away。（朝辞白帝彩云间，千里江陵一日还）第一句是状语从句吗，两个动词left是状语从句的谓语，decorated是过去分词做形容词吗，decorated为什么...
...比较常见的是 different。如：This dictionary is little different to that one. 这本词典与那本词典没什么不同。我还查到一个little short of（几乎）的习语：Our escape was little short of miraculous. 我们能够逃出来简直是奇迹。我的问题是：除上面的...
Purchasing has been referred to as doing “the five rights”: getting the
right quality, in the right quantity, at the right time, for the right price, from the right source.请问: for the right price，这里为什么不用at the right price？