练习材料：
Lesson 4 an exciting trip
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.
[aɪ] [hæv] [dʒʌst] [rɪˈsiːvd] [ə] [ˈletə] [frɒm] [maɪ] [ˈbrʌðə] .[hiː] [ɪz] [ɪn] [ɒˈstreɪlɪə] .[hiː] [hæz] [biːn] [ðeə; ðə] [fɔː] [sɪks] [mʌnθs] .[ɪz] [æn] [endʒɪˈnɪə] .[hiː] [ɪz] [ˈwɜːkɪŋ] [fɔː] [ə] [bɪg] [fɜːm] [ænd] [hiː] [hæz] [ɔːlˈredɪ] [ˈvɪzɪtɪd] [ə] [greɪt] [ˈnʌmbə] [ɒv] [ˈdɪf(ə)r(ə)nt] [ˈpleɪsɪz] [ɪn] [ɒˈstreɪlɪə] .[hiː] [hæz] [dʒʌst] [bɔːt] [æn] [ɒˈstreɪliən] [kɑː] [ænd] [hæz] [gɒn] [tuː] [ˈælɪs] [sprɪŋz] [ə] [smɔːl] [taʊn] [ɪn] [ðə] [ˈsentə] [ɒv] [ɒˈstreɪlɪə] .[hiː] [wɪl] [suːn] [ˈvɪzɪt] .[ˈdɑːwɪn] .[frɒm] [ðeə] .[hiː] [wɪl] [flaɪ] [tuː] [pɜːθ] .[maɪ] [ˈbrʌðə] [hæz] [ˈnevə] [biːn] [əˈbrɔːd] [bɪˈfɔː] .[səʊ] [hiː] [ɪz] [ˈfaɪndɪŋ] [ðɪs] [trɪp] [ˈverɪ] [ɪkˈsaɪtɪŋ; ek-]
任务配置：L0+L4
知识笔记：
exciting [ɪkˈsaɪtɪŋ; ek-]adj.令人激动的，excite的img形式
receive [rɪˈsiːv] vt.收到
centre [ˈsentə] n.中心（尾部的tre发音应为 tə，而不是tre）
练习感悟：
今天听同学的读音和自己的读音，有一个很明显的区别，θ这个音我一直读成了s。
仔细感受以后发现，我在读一些需要卷舌翘舌的音的时候，卷和翘的度都不够，舌头的角度比实际发音要平一些，导致发音不对。
今天读的时候没有刻意的去连读，而是恢复了死板的一个词一个词的读法，我的想法是，既然现在读快了的时候不能将单词读对，那就先不要追求什么语速语境什么的了，就从将单词读对开始，从头开始。
