有新概念英語2（一） 的4~20課的課文中英對照的嗎，急需，謝謝

Lesson 4激動(dòng)人心的旅行
　　我剛剛收到弟弟蒂姆的來信，他正在澳大利亞。他在那兒已經(jīng)住了6個(gè)月了。蒂姆是個(gè)工程師，正在一家大公司工作，并且已經(jīng)去過澳大利亞的不少地方了。他剛買了一輛澳大利亞小汽車，現(xiàn)在去了澳大利亞中部的小鎮(zhèn)艾利斯斯普林斯。他不久還將到達(dá)達(dá)爾文去，從那里，他再飛往珀斯。我弟弟以前從未出過國，因此，他覺得這次旅行非常激動(dòng)人心。
An exciting trip
　　Why is Tim finding this trip exciting？
　　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 in Australia. He has just bought an Australian car and has gone to Alice springs， a small town in the centre of Australia. He will soon visit Darwin. From there， he will fly to Perth. My brother has never been abroad before， so he is finding this trip very exciting.
exciting adj. 令人興奮的
receive v. 接受，收到
firm n. 商行，公司
different adj. 不同的
centre n. 中心
abroad adv. 在國外