... is defined by a plurality of channel walls of the intersecting walls with at least two of the plurality of channel walls including concave inner surfaces facing a center of the corresponding flow channel from central portions of the concave inner surfaces to concave corner ...
...arts and cultural scene appears to have fully recovered from the pandemic, with the authorities announcing on March 18 that theaters and other public entertainment facilities could operate at full capacity.其中，announcing 后面的on March 18 难道不算是announcing的定语吗？
... be an error when the understood subject of the clause is not identifiable
with the subject of the matrix clause, and perhaps does not appear in the
sentence at all.这是英英语语法书上分析语法的一个句子，我对其中的 understood
不是很理解，这里的 understood subject 是...
He appeared in the doorway, white as a sheet, eyes wide with horror.我理解的是:white as a sheet做主语补足语或者伴随状语，如果理解为伴随状语应该省略了being。另外eyes wide with horror不知道做什么成分？
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？
请老师批改一下这篇作文，谢谢！Lots of people are pleased with the rapid development of economy, I, however, don't think so. Because it result in I lost my family and family members. I once wasTibetsky free ballooning bird. I would take it all back if I could. I will have a green l...
The photographs of Carrie Mae Weems, in which she often makes her
family members______, are an affectionate and incisive representation of the
African American experience.
A. are her subjects
B. her subjects
C. are subjects
D. which her subjects
为什么答案是B，不用加任何的成分在...
...册中有这样一道题：
The mother often likes to watch her baby ____with a ball.
A. play B. playing
觉得选择A合适，可是一想到上面书中原句，心里泛起矛盾。
同学们问为什么书中的原句不用climb around而用climbing around?喜欢看猴子爬...