英语时态分析下The book which you are reading is written by mark twain.请问这是什么时态?过去写的书,现在读的?怎么分析这句话?

英语时态分析下The book which you are reading is written by mark twain.请问这是什么时态?过去写的书,现在读的?怎么分析这句话? the book is beneficial,in that it has many interesting contents为什么用taht不用whic 英语从句时态 Did you think_______?A.the book is interestingB.the book was interestingC.the book was interestedD.the book is interested 请帮忙看下时态 I will have finished the book by the end of the summer vocation 英语时态问题 The guy was 70 years old.Could he have done it himself?麻烦各位分析下这话 最好具体点 the dog for which they were searching have been recovered .请问这个句子为什么要用for whic可否详细分析下?但是为什么要把FOR 提前呢？这有什么意义？ The book is on the desk.分析下这个句子的结构? 一个英语句子分析 此句怎么理解意思 After having read the book,he suddenly knew exactly what I was looking for.after 引导的是时间状语吗?那after后的时态用的是现在完成时态,主句用的是一般过去时, 八下英语重点时态 英语这个句子怎么这么奇怪啊,分析下The polluted air made Mr.Guzman feel as if he were smothering.说下这个句子的时态,以及为什么这样造?以及as 和 made , Has he returned the library book yet?是什么时态? 英语翻译我英语很菜,We are grateful to the following for permission to use the photographs throughout the book.这句话能分析下吗.for是什么呢.见笑了 英语语法分析it has come to expect the steady increase in the standard of living that new developments in science and technology have brought to continue麻烦分析下这句子的语法结构及时态 so great was the success of the book that they made it into a film分析下句子成分 Tom has had a cold since the day before yesterday 帮我就时态来分析下这个句子 A book was written on the subject.He has written a book on this subject.时态? The book的英语是什么 who is my best friend pass the book which color is green to me 分析下这个句子成分