练习材料：
Lesson 13 The Greenwood Boys
The Greenwood Boys are a group of pop singers.
ðə ˈgriːnwʊd bɔɪz ɑːr ə gruːp ɒv pɒp ˈsɪŋəz.
At present, they are visiting all parts of the country.
æt ˈprɛznt, ðeɪ ɑː ˈvɪzɪtɪŋ ɔːl pɑːts ɒv ðə ˈkʌntri.
They will be arriving here tomorrow.
ðeɪ wɪl biː əˈraɪvɪŋ hɪə təˈmɒrəʊ.
They will be coming by train and most of the young people in the town will be meeting them at the station.
ðeɪ wɪl biː ˈkʌmɪŋ baɪ treɪn ænd məʊst ɒv ðə jʌŋ ˈpiːpl ɪn ðə taʊn wɪl biː ˈmiːtɪŋ ðɛm æt ðə ˈsteɪʃən.
Tomorrow evening they will be singing at the Workers' Club. The Greenwood Boys will be staying for five days.
təˈmɒrəʊ ˈiːvnɪŋ ðeɪ wɪl biː ˈsɪŋɪŋ æt ðə ˈwɜːkəz klʌb. ðə ˈgriːnwʊd bɔɪz wɪl biː ˈsteɪɪŋ fɔː faɪv deɪz.
During this time, they will give five performances.
ˈdjʊərɪŋ ðɪs taɪm, ðeɪ wɪl gɪv faɪv pəˈfɔːmənsɪz.
As usual, the police will have a difficult time.
æz ˈjuːʒʊəl, ðə pəˈliːs wɪl hæv ə ˈdɪfɪkəlt taɪm.
They will be trying to keep order. It is always the same on these occasions.
ðeɪ wɪl biː ˈtraɪɪŋ tuː kiːp ˈɔːdə. ɪt ɪz ˈɔːlweɪz ðə seɪm ɒn ðiːz əˈkeɪʒənz.
录音时长：50 s
任务配置： L0+L1+L4
知识笔记：
/ŋ/用口腔后面发音，正确发音时鼻子会有振动（bbc英语视频con_other_3）
singers ˈsɪŋəz
visiting ˈvɪzɪtɪŋ
coming əˈraɪvɪŋ
young jʌŋ
Meeting ˈmiːtɪŋ
evening ˈiːvnɪŋ
Singing ˈsɪŋɪŋ
Staying ˈsteɪɪŋ
During ˈdjʊərɪŋ
Trying ˈtraɪɪŋ
区别/ŋ/和/n/
练习感悟：
1.学完这个音决定当场死亡，太难了！嘤嘤嘤！（←其实就是这个音，但是英音里这个音发的和n实在是太像了，自己读完全没法区分）。
2.我好像是平时说话就很少，口腔的肌肉动员的太少了，单词和单词之间嘴会瓢，今天这篇尤其是。
3.因为明天有婚礼要参加，不想搞太晚，录音发的有些勉强，刚才我又慢慢的读了一遍，发现，我之所以觉得别扭好像是把/n/读成了/ŋ/，还有嘴瓢的地方一般是两个浊音连在一起，对付这种音就不能客气，必须发狠的读出来。
4.没暖气，好冷。