Ifyou see the phrase as dead as a doornail,you don't need to know what
a doornail is，simply that the whole phrase means"totally dead",这个句子中逗号后simply that the
whole phrase means"totally dead应该是一个完整的句子，为什么能用逗号连接，还是这是一个从句？
This washing machine has had the back and top panels taken off.这是在BBC一个听力中的句子，出现的场景是主持人面对一台拆开的洗衣机，要介绍内部的样子。这个句子看起来很怪，这应该是This washing machine have the back and top panels taken off.变成了...
...态，或者有时态。比如：1) Hearing the news, I was
petrified.2) I like drinking coffee.3) I hate having quit my job.例句中的hearing sth,
drinking sth, having done sth，虽然不同的语法书、不同的老师可能有不同的叫法，但它们都没有时态，或者说只有动作...
May I know by what time you want the project to be done？这里的be done为啥done是完成的意思，而不是做的意思？还有by what time you want the project to be done是什么从句呢？by what time是宾语从句的引导词嘛？
...
老师说know不能用于进行时态。如：
误：I’m knowing this girl.
正：I know this girl. 我认识这个女孩子。
误：I’m knowing that the match will be cancelled.
正：I know that the match will be cancelled. 我知道比赛将被取消。
但是，我发现...
...受，例句：We welcome you to join us on a special tour which explores this unique Australian attraction.我们欢迎你加入探索这处独特的澳大利亚景观的特别之旅。这又该作如何解释呢？(3)《现代英语语法》商务印书馆国际有限公司 赵俊英编著 2017年...
...am so happy todayB.What will I do for the weekendC.who did I play football withD.If I could go to the movie with him tonightD选项显然是正确答案。但是，我认为A选项也应该可以。A选项，表示转述时间与引述时间相同，即都是在“today”。同时，间接引语所...
...My elder sister told me that I myself could takeaway whichever
necklace I like.我姐姐告诉我说，我自己喜欢哪条项链就拿走哪一条。（结构分析：主从复合句，that、whichever引导的都是宾语从句）第5句(1)anyone见anybody。(2)yourselfpron.①你自己；你们...