...oods left——all in return for a giant reservoir of disease which is now so full of silt that it barely generates electricity.翻译是：以阿斯旺大坝为例，它挡住了尼罗河的洪水，但也使埃及失去了洪水冲积的肥沃土壤，换回来的却是一个病态的大水库。...
South-East
Asia is less hostile terrain, providing potential access to both the Indian and
Pacific Oceans, for both commercial and military purposes.搜索发现都是用复数，能否用单数？那为什么下面这句里的industry用了单数？Irrespective
of whether this is a good idea, a m...
... 【高考真题-再现】Human speech contains more than 2,000 different sounds, from the common “m” and “a” to the rare clicks of some southern African languages. But why are certain sounds more common than others? A ground-breaking, five-year study shows that diet-related changes in huma...
...地中考英语单项填空试题总汇（51套） 01 北京市1. Mr. Jackson is a
popular writer, and we all like reading ________ books.A. his B.
her C. their D. your2. Usually I make...
So the U.S. Surgeon General has suggested that e-cigarettes may be a useful toolfor adults trying (try) to end their tobacco use,or quit.为什么空格部分不能用不定式to try?（空格部分为 trying）
...girls, form deeply sentimental attachments, walk and talk together — not so much to polish their wits as to share their hopes and fears and dreams to form a common front against the world of school and family and to join in a kind of mutual discovery of each other's and their own inner li...
...uestion, seen indeed before the days of empire had
dawned, but not fully resolved over twenty centuries. Each dynastic house would
need to choose between two principles that lay behind its way of government.
Emperors could either rely on the ties of kinship to their own ancestors so as
to ensure loy...
1. Have you ever been in a situation ___you know the other person is right yet you cannot agree with him?A. where B. that答案是关系副词where引导定语从句，但我不明白为什么不能选that？that引导的同位语从句对抽象名词situation进行解释，我觉得把that填...
—Your spoken
English is so good. Have you been_____？—Yes. I ________
in London for two years.A. abroad, stayedB. to abroad,
stayedC. abroad, have
stayedD. to abroad,
have stayed请问这道题选A还是C呢？如果用一般过去时是表示现在不在国外了吗，然后用现在完成时...
...？比如：It is not immediately clear whether the financial crisis will soon be over.这里是形式主语。It is imagination that makes the world colorful.这个是强调句，it作什么成分？3.The thought of going back home was all that kept him happy while he was working abroad.这里all t...
______ he gets such high mark in mathhe has ______ hard so long, since last termA. why, been workingB. how come, been workingC. how, worked问题1：现在完成时和现在完成进行时不是都可以表示“一直”这个含义吗？如 I have lived here for 3 years.问题2：how come =wh...
I haven’t done much exercise ________, so I think I’ll go for a jog this morning.A. all week B. all the week C. all of week D. all of the week参考答案是 A。请问其他答案为什么不行呢？谢谢！
...roduced by a subordinator and are not the complement of a prepositionare ABSOLUTE clauses, so termed because they are not explicitly bound to the matrix clause syntactically. Absolute clauses may be -ing, -ed, or verbless clauses, but not infinitive clauses.夸克 Absolute clauses may be -ing, ...