问题 so和hence

Sea level of the magnitude now anticipated will be destructive to natural systems and living things and ______ to human as well. 这句话填hence,为什么so是连词就不能填只能填副词？连词可以省略成分啊？

话题 on my holiday 和 during my holiday

问题 replied和replied to的区别

She has not ____ my email yet.1.replied2.replied to请教老师应该选哪个？为何呢？

话题 非谓语动词短语和介词短语作状语时逻辑主语一致

话题 to be held和to hold的区别

问题 respected和respectable的区别

This journalist is respectable/respected for his dedication, warm-heartedness and his spirit of seeking truth from facts.老师好！这句话委培抹额填respected而不是respectable?

问题 preferences和personalities的区别

The fact that they reacted so differently was a reflection of their different _______.B. preferencesC. personalities请问各位老师，这题为什么不选preferences呢？谢谢老师！

话题 go bike riding和ride bike的区别

话题 as is said和it is said

问题 如何区分及物动词和非及物动词

曹老师，我十分想弄明白如何区别一个单词是及物动词还是非及物动词！您能否好告诉我一个很好的判别方式？谢谢！！！

问题 句子翻译

the tree stood on the grounds of Washington’s home at Mount Vernon, about 30 kilometers south of Washington, DC.另外about为什么用逗号隔开

问题 it指什么

l usually go to school at 7:00. It is so early！这里的it指什么？

问题 现在分词做定语还是状语

...是方式状语啊，通过利用已知密度，还有现在分词做定语和状语的区别是什么？

问题 Not only...的省略问题（求曹老师回答）

...ge, and friendship and health.日渐增加的不仅是年龄，还有友情和健康。为什么这两个句子的前半句都没有主语？not only is后面就直接接了个名词词组，是省略了吗？

问题 人称代词+'s+be+been和has/have been的区别

美剧里面有很多it's been或者he's been之类的说法，请问和has/have been的区别是什么