老师请问：After _____ seemed an endless wait, it was his turn to enter the personal office. A it B what C that D there答案把它看作是after引导的宾从，这个句子为什么不能理解为after 引导的时间状语呢？谢谢.
...eletal fragments more advanced
than those of Beking Man have been found.2. There appeared a form of man with a less heavily built face and a
larger brain case than (those) of homo erectus.those指什么? 整个比较结构如何补全（可能语法上不应该补全或者不能补全，这里只是...
There are many times when
Aron almost lost his legs. 这句话里表示次数的times 为何是用that关系副词引导定语从句，表示次数的定语从句一般都是that 关系副词吗？请教各位专家，还有表示次数的times 用that 定语从句，这个that 表示频率副词，...
The sensory evaluation combined with NMR and multivariate statistical method all demonstrated that the effects of metabolite changes on food flavor could be analyzed more intuitively.combined with 和 and 是否用于表示三者并列，同时出现是否重复？metabolite changes是否应改成ch...
... the feeling of dizziness and fear, and of losing your balance, that is caused in some people when they look down from a very high place问题1，the feeling of dizziness and fear, and of losing your balance这个短语是否省略了同位语？还原为the feeling of dizziness and the feeling...
...of planes, trains and automobilesMoving
goods and people around the world is responsible for a large part of global CO₂ emissions (排放).
As the world races to decarbonize everything, it faces particular problems with
transportation — which accounts for about a quarter of our energy-related
gr...
...份高考复习资料中，有这样一道选择填空题：We all feel it is Jack as well as his wife that _____ for their son's
bad performance at school.A．are to blame B．is to be
blamed C．are to be blamed D．is to blame 很多学生...