...ok — trades at lightning speed on advertising markets that most users do not even know exist. 原文第一段http://m.kekenet.com/read/201705/507695.shtml 这句话最后，exist前面是不是少了不定式符号？
...tell high schools what they do. As much as we're looking after them now and we're okay in the early stages, there is that feelingof how much longer we can sustain that for.尽管我们现在正在照顾他们，这是因为在早期阶段，我们还可以应付，很难说，我们可以...
...incurably lazy devil that ever stood in shoe leather -- that is, when the fit is on me, for I can be spry enough at times.” “Why, it is just such a chance as you have been longing for.” 原文翻译：我还没有确定去...
...ing. No one had seen them for
hours, and my colleagues and I were worried. When the gorillas and I frightened each other, I was
just glad to find ___68___ (they) alive. True to a gorilla’s unaggressive nature,
the huge animal ___69___ (mean) me no real harm. He was just saying, “I’m king
of th...
—What did Mr. Smith say about his career?—Only that if he ____ a millionaire, he would have fewer worries. A. did not becomeB. had not becomeC. does not becomeD. has not become求助各位高手，这题选什么？
both...and...的否定式、not
either ...or ...、no …and no…的否定式的区别如：You can’t speak both German and
English.Both my father and my mother aren’t doctors. She isn ’t either a student or a teacher.
The real breakthrough took place when farmers began to cultivate crops along the floodplains of river systems. The advantage was that crops grown in such areas were not as dependent on rainfall and therefore produced a more reliable harvest.曹老师您好！在阅读过程中看到上文中的句...
...机 / male (female) teachers 男(女)教师附《牛津高阶》原文：When speaking
about occupations, we usually say a woman doctor/women doctors (NOT a female
doctor/female doctors, though we do say a male doctor, NOT a man doctor). 其意为：谈到男女的职业时，我们通常说 a woman...