...数,表语fossil fuels为复数,系动词为are,这符合主谓一致吗?为何主语不用the things?希望老师解惑,谢谢!
He saw himself, perhaps, as inviting his students to start an exciting voyage into an unknown world invisible to the eye.这句话中的as是什么意思呢?可以去掉吗?
请问老师这句话,to everybody's surprise, the meeting ended, with nothing settled. 为什么不可以写成 being settled的呢?这个也表示被动,请问有什么区别吗?谢谢
With these words, he left the room. 为什么被翻译成“说了/完这些话之后,他就离开了”,因为leave是瞬间动词吗?
in the end(最终)好像多与一般过去时或一般将来时连用,它还可连用其他时态吗?
...问,不考虑其他因素,如果单从语法上来说,a), b)都正确吗?
这句话结构怎么分析呢,不是be eager to do sth 吗,怎么前面省略了 be:Bellwether stepped up, eager to put an end to the questions.
be busy with / be busy about / be busy over / be busy at 这几个搭配,它们在用法上有什么区别?可以随意互换吗?
...n.请教曹老师,both...and...做连词也可以连接两个介词短语吗?
我知道这是一个情状介词短语,表示被动,宾语后面接过去分词,为什么这句话要用having呢?表示已经吗?
如: She's exempt from the examination. be exempt from 是被动结构吗, fromt the examination 作为主语补足语?
...terminus 这个分词短语在句中作什么结构呢?是修饰 isoforms吗?
Hi, Sam! I've decided to join the Music Club.—Good decision!上面的对话摘自2019版人教版高中英语新教材必修一的 Unit 1(p13)。请问:Good decision 前面为什么不用不定冠词呢?decision 不是可数名词吗?
We warned our children of/about the dangers of playing in the street.Janet warned me about the water. She said it wasn't safe to drink.这两个句子中 warned 后面所接介词为什么有区别? 是warned of和warned about在意思上有什么区别吗?
1. lengths of wire,为什么 wire 不加s?2. “许多群萤火虫”怎么翻译?可以翻译为 many groups of fireflies 吗?