If we now thirst for protein as if it were water, it may be because the other two macronutrients – fats and carbohydrates – have each in turn been made to seem toxic inthe public mind. 这里的each in turn可以看做插入语吗，那each的词性是代词还是副词？
The authorities in Nigeria's RiverState where more than thirty people died in a crush on Saturday say a local government committee will closely studythe circumstances behind the tragedy.BBC双语把这里的crush翻译为“踩踏”，但是我查字典看到crush的动词是“压扁，压碎，...
As roadways choke on traffic, researchers suspect that the tailpipe exhausted from cars and trucks--especially tiny carbon particles already implicated heart disease, cancer and respiratory ailments--may also injure brain cells key to learning and memory.
请问: 为什么implicated后面...
Then at the turn of 19 century, when thestudyof cultural anthropology suggested that the linguistic barriers were insuperable and that language was entirely the product of culture,the view translation was impossible gained some currency, and with it that, if it was attempted at all, it must be lit...
Since adults know how to place the key inthe key slot, which is the ultimate purpose of approaching the slot, and since the child is neither old enough nor clever enough to realize the desired action on his own, what possible gain is achieved by having him struggle? He may well get frustrated and a...
各位老师好，有两个问题请教。Past studies have linked late-night music listening with better sleep in those with insomnia, perhaps because it can relax the
body.过去的研究曾将深夜听音乐与改善失眠者的睡眠质量联系在一起，这或许是因为听音乐可以让身...
...nstructions in written English to indicate that someone can choose to take the course of action mentioned. Additional courses may be taken if desired. 如有需要可选修额外的课程。Transfer this sauce to a separate saucepan, if desired. 如果愿意的话，可以把这些调味汁倒入一...
...s》University of Chicago political science Professor Robert Gulotty says, the benefits ofthe Trump Administration's trade policies may not be realized until well afterTrump has left office.为什么不是until well after Trump leavs office ? 这里用has left 和 leavs 含义理解上有区别吗...
...该说He has a hairline receding.才正确吗？刚好在VOA中也看到：The ecosystem inthe Gulf of Aqaba stands strong, and may hold the key to receding other reefs if it can survice the crowds of tourists.这里，是否应该改成... to other reefs receding...呢？我很困惑，请求老...
我原以为 must 表推测时，其后只能接状态动词，如 be, have, know 等。如：The church must be somewhere around. 那教堂一定在附近。I get tired easily: I must be out of shape. 我动不动就感到疲倦，一定是病了。The temperature must be above 38 today. ...