请问are of the greatest importance怎么理解?are的主语是aspects吗?尤其是of+名词是什么用法?不懂啊the technical aspects of applications of knowledge are equally necessary for man and are of the greatest importance.

If the average(arithmetic mean)of 7 consecutive numbers is 16,what is the sum of the least and greates of the 7 integers? L ove is the greates refreshment in life . the quieter the workers are ,the more suspicious the overseer becames of what they are planning.请问 of what they are planning 是什么成分?为什么加of ___ of the population of the city are workers?请问应该用what 还是how much? 请问are of the greatest importance怎么理解?are的主语是aspects吗?尤其是of+名词是什么用法?不懂啊the technical aspects of applications of knowledge are equally necessary for man and are of the greatest importance. There are still a couple of places left on the course：请问on the course 请问Scientists are doing research into the m___ depths of the sea.应该填什么 请问一下这里面的of course是什么意思The victims of this revolution ,of course ,are not limited to designers. But most of the American school rules are similar to the Chinese ones.请问语法对吗?请问语法对吗? 请问use of the there ___ some bottles of water on the table.请问填are还是is? You are the apple of my eye 请问这句话是什么意思? ______ of the women are busy.请问横线上添什么最合适 A set of keys < > on the desk..请问 空里填 are 还是is ?谢谢! You are always the apple of my eye请问这句话是什么意思? 请问这句话是什么意思What are the pros and cons of advertising?急救~ There are a lot of Chinese living in the United States.请问为何不用live The eyes are the mirror of the