The physical properties ofthe modified SC are listed in Table 3, which were obtained by parallel tests, and their values ofthe standard deviation were all less than 0.33%.最后面的the standard deviation were all less than 0.33%.中的were对吗？是不是要使用现在时才对？
...吗？（二句选自张满胜语法书）1.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”.2.Transplant operations in this country have long relied on organ...
Hand a smartphone to a child,and the kid will find out how to use it to
have fun in seconds.The fast development means that children are becoming
computer experts at a very young age.Primary school students have classes on
computers.Many ofthem have been using their computers at home well before th...
The government recognises this will not be possible, but to mitigate the risk ofinfection they will be kept in groups of no more than 15.这里they will be kept...是什么成分？
The Aswan Dam, for example, stopped the Nile flooding but deprived Egypt ofthe fertile silt that floods left—all in return for a giant reservoir of disease which is now so full of silt that it barely generates electricity.请问：这里的 All 怎么和后面的短语衔接呀？
Inthe country there no honking horns(汽车喇叭声)，no diesel trucks, no pollution—just the sounds of wind rustling the tree leaves and red squirrels (松鼠)chattering inthe distant oaks and cool creek water rushing down its endless course. 请问老师，是三个并列动名词短语...
这是一道改错题：Open in 1987, Futuroscope is one ofthe largest space-age parks inthe world.答案为把open改为opened，非谓语，与 Futuroscope的关系是被动。我的疑惑是：字典的解释open既可以用主动式，也可以用被动式：（1）When a shop, office, or publ...
He used what he knew about the top management team to convince them to ratchet up the number of patients each physician had to see in a given period to increase profits.第一部分what 引导的宾语从句：He used what he knew about the top management teamto convince them 不定式做宾补t...
When Europeans reached the Americas in 1492, the two populations exposed each other to completely novel diseases. The American peoples got by far the worse end ofthe exchange, through diseases such as measles, influenza and, especially, smallpox.'got by far the worse end ofthe excha...
老师您好！在朗文双解字典里看到如下例句：The walk starts at Alnham,six miles west of Bridge of Ain.请问six miles west of Bridge of Ain是否是非限制性定语从句。如果是的话，名词性短语可以做非限制短语从句？另外以下句子：3,205 meters above(the...
The physicist has made a discovery , which I think is of great importance to the progress of science and technology. 为什么which 引导的非限制性定语从句中会出现think 和 is 两个谓语 ，想通过句子结构分析了解为何会存在两个谓语。