关于新概念英语第四课He is working for a big firm and he has ...还有一句He has just bought an Australian car and has gone to.为什么第一个and后有主语“he”而第二个and后直接就接“has gone to...“了?

关于新概念英语第四册新概念第四册第20课snake poison的最后一句the effects on these of viperine poison is almost immediate.为什么谓语用is而不用are? 关于新概念英语第四课He is working for a big firm and he has ...还有一句He has just bought an Australian car and has gone to.为什么第一个and后有主语“he”而第二个and后直接就接“has gone to...“了? 英语:Tim is in Australia .He went ( ) Australia six months ago.英语新概念二册 第四课作业----句型英语:Tim is in Australia .He went ( ) Australia six months ago.选择：(a)to (b)in (c)at (d)into he has s____ some p____ to his friends .新概念英语二册一课一练第四课的 新概念英语第二册第四课词组 对新概念英语第二册第四课结尾句的理解新概念英语第二册第四课结尾句：My brother has never been abroad before,so he is finding the trip very exciting.为什么后半句要用现在进行时he is finding,应该怎么理解 在新概念英语第四课中,so he is finding this trip very exciting.为什么用现在式is,这里不是用过去式吧?那句话写为so he finds this trip very exciting,可以不? 关于新概念英语二的第31课,Before he retired,Frank was the head of a very large busin...关于新概念英语二的第31课,Before he retired,Frank was the head of a very large business company,but as a boy he used to work in a small shop. 关于新概念二册第四课的问题I have just received a letter from my brother,Tim.He is in Australia.He has been there for six months.Tim is an engineer.He is working for a big firm and he has already visited a great number of different places 新概念英语2摘要习作（速~）第四课的1.What has the writer just received from his brother,Tim?2.Is Tim an engineer,or is he a docter?3.How long has he been in Australia?4.Has he already visited many places or not?5.Where is he now?6.Has 新概念英语二册第四课中的问题请问：最后一句so he is finding this trip very exciting为什么要这样用?前面都是现在完成时,为什么突然变成现在进行时?有什么语法在里面? 新概念英语第四册MP3 新概念英语第四册听力 新概念英语第四册英音版听力 看到新概念英语第三册第四课里面的一句话He will be earning only half as much as he used to,but he feel that his rise in his status is well worth a losS of money,为什么说He will be earning ,可不可以说he will earn?会有什么 新概念英语第二册第四十一课全文 新概念英语第二册第四课课后习题(/ω＼) 新概念英语第四册2-4课的课文