every one in this room，every one of these books,every为限定词，one是代词加后置定语everyone不能与of连用，那么可以说everyone in this room,everyone on the second floor吗，此时everyone是什么词性？
Yet some experts don’t expect a children’s vaccine will be ready by the 2021 school year because of how long trials take, even on the accelerated timeline for Covid-19 vaccines. 黑体字是间接感叹句，还是，名词性关系分句？
麻烦老师帮忙分析一下句子成分。They boosted births among married
and unmarried women alike, and had no effect on the propensity of couples to
marry. 这个句子中，among married and unmarried women alike作什么成分，alike作什么成分，to marry作什么成分？
...单数或不可数名词。CCEU明确指出：You do not use ‘part of’ or ‘a part
of’ in front of a plural noun group. You do not say, for example, ‘Part of the
soldiers have no rifles’. You say ‘Some of the soldiers have no rifles’.
…Similarly, you do not say ‘A large part of th...
The choice of distribution channel hinges on whom Chinese investors will ultimately trust.老师您好，请问whom前是不是省略了一个that，即that引导的宾语从句里包含了一个whom引导的定语从句。以上，谢谢！
These teens, with their "unattractive" and "fat" appearance and laughably bad singing skills, induce ferocious criticism, but at the same time, thrive on it.1) 句中的but at the same time用逗号隔开，作什么句子成分？2) with短语这里是表原因吗？
...in’by his classmates and told his brains must have leaked out of the cut on his head. Suddenly he discovered he could really learn and accomplish things. The result? From the last quarter of the eighth grade all the way through high school, he never failed to make the honor roll；in high school h...
...
C. was preparing3. ________ your
smartphones, and read for at least 30 minutes, every day! You know, reading
helps us to deepen our spiritual world.A. Put away
B. To put away
C. Pu...