原句子：For
students, less sleep also predicts more conflicts in friendships and romantic
relationships (Gordon & Chen, 2014; Tavernier & Willoughby, 2014). Tired triggers crabby. In another
survey, 28 percent of high school students acknowledged falling asleep in class
at least once a w...
Each
game comes with health guidance stating people should take a break of about 15
minutes during each hour of (play/playing).During
the Northern Song Dynasty, Bi Sheng invented moveable type of printing after
numerous (tests/testing).以上2句，都是关于介词后面使用名词，还是动名...
Economy The process or system by which goods and services are produced, sold, and bought in a country or region以上定义来自韦氏高阶词典问题：这条定义当中的by which能否替换成where作为”抽象性地方名词process/system”的关系副词去自行理解。常用的关...
先写个例句The owners have been scrabbling for a living for as long as they can remember. 那些矿主一辈子…1、牛津字典上 把as…as…结构 归纳到 副词as的第1个意思。发现它提供的例句中 第二个as，有些是介词，有些是连词。语法书在讲比较结构...
Have you seen my paper? I remember putting it on the desk. 你看到我的试卷了吗？我记得放在桌面上的。Have you seen the film? Yes, I saw it last night. 你看过这部电影吗？是的，我昨晚看的。这两句话都是现在完成时have you seen,一个是你...
Until such time as mankind has the sense to lower its population to the point where the planet can provide a comfortable support for all ,people will have to accept more unnatural food.
...是缺了什么？The electrons, like Cowper’s God, move in mysterious ways their wonders to perform, and some quirk of character or circumstance may upset national equations, as when Alexander drank himself to death and let his new empire fall apart (323 B.C.), or as when Frederick the Great was ...
...lipping the hedge? 你把树篱剪完了吗? The law forbids building on this land. 法律规定禁止在此处进行修建。Your duties include typing letters and answering the phone. 你的职责是打信件和接电话。但是很少见到动名词的否定式作宾语，有这样的用法...
Jonas had told them how the meat that was taken out of pickle would often be found sour, and how they would rub it up with soda to take away the smell, and sell it to be eaten on free-lunch counters; also of all the miracles of chemistry which they performed, giving to any sort of meat, fresh or sa...
Sales of electrical goods have increased, both at home and abroad.A. abroad B. overseas请问如何选？是用 both at home and abroad 还是用 both at home and overseas？感觉通常是用 both at home and abroad 吧？
Why would my dad—who hadn't even stayed around long enough to see me born— talk to my mom about a summer camp?是表示意愿吗？No one, ever, in his whole life, had written to him. Who would? He had no friends, no other relatives.这个would是表示将会吗？原型是will吗？"Th...
Mary, at the end of a long concerto, was glad to purchase praise
by Scotch and Irish airs at the request of her younger sisters.玛丽弹完一支长协奏曲之后，也乐于接受她两个妹妹的请求，又弹了几支苏格兰和爱尔兰小调。两个问题请教曹老师：1. 我查了glad...
...高级英语语法125-126页： I
haven't heard from him since he lived in Shanghai.(自从他住在上海那段时间，我就没有接到过他的来信。)He
has written to me frequently since I was ill.(自从我上回生病期间，他就频频给我写信...