1， You（ must havebeen/ Must be） a good student when you were at school. 2， Last night I saw a boy wandering on the street. He must （havebeen /be）lost, I thought to myself.请问这两据分别选哪一个？如果不一样的话，为什么不一样？
My brother-in-law tried his best to assemble the seat as he saw from the diagrams in theinstructions and from his best judgment though it tobe safe. However, thebelt buckle mechanism wasvery easy for my niece to open by herself, and did so on a car journey.请问：此处的 though 是不是连...
...“不比……更”。如：Have you got nothing better to do than
sit there playing that silly game? 你光坐着玩那个破游戏，就找不到更好的事来做吗？但是在许多情况下，“否定词+比较级”不能按字面来理解，而是要根据具体的语境进行灵活处理...
原句：There will be more than three hundred scientists attending the meeting...原句是还未发生的事情，为什么定语用attending，而不是to attend？ 分词做定语相较不定式做定语区别是什么？如果用不定式，to attend 和tobe attending 区别是什么？...
At the core of
Lancom is a world-class effective method that enhances language learning with advanced
technology.请问这个句子开头的介词短语 at the core of
Lancom 是主语吗？这个句子是什么意思？怎么翻译才比较通顺啊？这是2020年的高考英语的北京卷中的...
老师说表示负责做某事，应说 be responsible for doing sth，而不说 be responsible to do sth。比如：
Tom was responsible for cleaning the windows. 汤姆负责擦窗户。
请问除了表示“负责做某事”外，在其他情况下可以用 be responsible to do sth 吗？
He left the bathroom unwashed.书上说可以理解成如下2种：1）He left the bathroom without washing himself.2) He left the bathroom tobeunwashed.请教老师：a）He left the bathroom unwashed. 可否这样理解：把the bathroom unwashed看成一个整体, unwashed是the bathroom...
Protection that have come too late for Eiland who is one of millions whose supplemental federal unemployment benefits have also run out leaving her with limited options. Vance says more needs tobe done by lawmakers in Washington.请教老师more needs tobe done 和 more needs doing 在这里有区...
...麻烦曹老师分析以下几个比较分句所作的具体成分。1、Ihave more books than youhave 2、He is taller than she is.3、More people came tothe party than had been invited.4、The river is deeper in summer than in winter.5、Falstaff might have rendered more romance totheton th...
...x.4.I brought the parents for you.5.She felt very sorry for what she did.6.There were so many activities for every age.请问：下面的句子中的that是否可以省略？划线部分是不是表语从句？My favourite part of the hotel was that there was a swimming area with dolp...
A
Festival forthe Dead is held once a year in Japan. This festival is a cheerful
occasion, for on this day, the dead are said to return totheir homes and they
are welcomed by the living. As they are expected tobe hungry after their long
journey, food is laid out forthem. Specially-made lanterns ...
thesame …as 表示“相似”，thesame…that强调“同一”That is thesame bike as I lost.那辆自行车和我丢失的一模一样。（同样的，但不是同一个）This is thesame bike that I lost. 那就是我丢失的那辆自行车。（同一个）为什么两者的意...