Fat and salt are very important parts of a diet. Theyare required to process the food that we eat, to recover from injury and for several other bodily functions. 请问，required后面是不是应该加一个逗号？to process the food 做什么成分？
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.
since their highest in 2005.这题的答案是would not have fallen，而我觉得是would not fall, 从句是对过去情况的虚拟倒装if the…scientists had not…,但主句用的是since+时间点，不应该是表示是从2015年到现在吗？有since的地方大都用用现在完成时，...
Certain features of these engravings lead to the conclusion that theyare of great age—geological changes had clearly happened after the designs had
been made and local Aboriginal informants, when first questioned about them,
seemed to know nothing of their origins.这句话中—geological change...
...er. On the little prince's planet the flowers
had always been very simple. They had only one ring of petals; they took up no
room at all; they were a trouble to nobody. One morning they would appear in
the grass, and by night they would have faded peacefully away. But one day,
from a seed blown from...
“Look, kids,” I say silently, “I may not do anything else for you this year, but not one of you is going to come out of here a nobody. I'll work or fight to the bitter end doing battle with society and the school board, but I won't have one of you coming out of here thinking himself in...
...he insight— borrowed from the economist Friedrich Hayek—that resources are scarce within the brain and must be allocated to competing uses.这听起来也许不像经济学，但神经经济学家的研究却是始于经济学家弗里德里希哈耶克提出的深刻见解—他认为大脑内...
... to speak.For all I know, he may be a household name in his own canton andtheyare putting up a statue of home wheeling his trolley,andare going to commemorate him on one of those ever-so-tasteful Swiss postage stamps we used to collect when we were younger and wiser, but I doubt if his name will ...
These groups mainly rely for instilling needed dispositins into the yong upon the same sort of association which keeps the adults loyal to their group.请老师帮忙翻译并分析此句，谢谢！
...find it, live it for the good of others, and never mind about the results;
they were not our business.这句话中，as
we might find it - 空位是方式状语，那么it = our
life ? as是连词，起比较作用吗？由于treat作对待时，必须要有方式状语，所以，这里的as we
mig...
...hat the human brain was already asymmetrical in its structure and function not long after 2 million years ago.请问这里”not long after 2 million years ago”是什么意思，如何翻译？
...from their thrones atop the U.S. shipping industry. And yet as dominant as theyare, the stalwarts are also vulnerable facing a fresh wave of potential disruption.问题：此句当中 potential disruption 怎么理解呢？
...ver again. Dealing with customers who complain about their food and where theyare seated is too big or too small.Little things like that tend to annoy a lot of us employees but we manage to deal with it.以上是杭州师范大学附中自主招生题目。请教专家老师：1）And to make ma...