...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...
CNN:《The history and future of ice cream》Unilever is the corporate home to some of the world's best known ice cream brands. In Q2(第二季度) it saw online food and refreshement sales grow 139 percent over last years.上句sales grow是否应该为sales growth ? 不然的话，动词grow怎...
...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...
It’s
knownto us all that there are so many truck air conditioners brands and bus
air conditioner in the market, such as Auto clima, Thermo King, Denso, KingTec
and Kingclima brands. 请问这里的bus
air conditioner后面为什么没有brands?
...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...
...f immigration over time, which sees the majority of all immigrants getting to Ontario, and in part because all official and commercial services in Ontario are conducted in English, even though French is available by law, if not by practice.老师，这个句子我有两个疑问，第一个疑问是...
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？
...这里可以看到一片美丽的景色。
I haven’t been able to do that up till now. 到现在为止我还没能这样做。
By then he was more than fifty years of age. 那时他已五十多岁。
在这几个句子中，请老师详细解释一下副词怎么作宾语？介词...
...tion entailed the risk that human digging of ditches and canals could lead to sudden heavy water runoff from rainstorms, digging further down into the ditches and canals and carving out deep channels called arroyos.与 digging further down into the ditches and canals and carving out deep channels ca...
I never learned about molecular biology or transistors at school, but genetic engineering and computers are two of the developments most likely to change the way we live in the future. 什么情况下副词短语作后置定语，其关系代词that/which 可省略？如这道题的粗体字&q...
...ry knew how it had been, that he saw these things in the picture? He tried to take it from the wall？给出的翻译为：是否只是因为哈利知道了内情，才会在照片中看出这些东西?这句话的加粗部分是什么从句？翻译给出的句子含有因果关系，可是在英...