These constants not only give us an idea of whether a given substituent is electron-withdrawing or electron-donating relative to hydrogen, but they also give us a qualitative and quantitative sequence of EWG-power or EDG-power. Please note, as we will see, that a para X has a different sig...
But experts now know that more than half of the adults with depression had their first bout with disease before age 20, a fact that points to the urgency of catching and treating depression early in life with depression have a wide varity of symptoms sometimes making it hard to diagnose.问：文中...
Globalization is a term for the emergence of a global society in which economic, political, environmental, and cultural events in one part of the world quickly come to have significance for people in other parts of the world.请问这个句子中“in which”后面的句子全部都是用来修饰 ...
...翻译题，其中有一个句子是Pearson has pieced together the work of hundreds of researchers aroundthe world to produce a unique millenium technology calendar that gives thelatest dates when we can expect hundreds of key breakthroughs and discoveriesto take place.有老师将to produce...解...
... guys don't understand is, for us, kissing is as important as any part of it.1.此句是表语从句吗，如果是的话，省略了that是可以的吗？2.还有就是从句中as important as any part of it.这个是省略形式的状语从句吗？省略了any part of it（is important）
... Dan'l Webster down here on this floor--Dan'l Webster was the name of the frog--and sing out, "Flies, Dan'l, flies!" and quicker'n you could wink he'd spring straight up and snake a fly off'n the counter there, and flop down on the floor ag'in as solid as a gob ...
...;can’t regualarly come and visit. Students offorded to buy food and clothes to them and help them wash clothes as well as make meal. Elderly people was so mov...
...last/ past/ other/ another③量词 many/ much/ lilel few/ more/ mosl alot of/ a number of plenty of several 后位 冠词 定冠词与不定冠词 中位 the/ a/ an 中位前位限定词，中位限定词，后位限定词，这么多限定词，怎么记住他们是哪一类限定词，并...