练习材料:
L11(2)：Not guilty
'Perfume, eh?' he asked sarcastically.
'You should have declared that. Perfume is not exempt from import duty.'
'But it isn't perfume,' I said.
'It's hair gel.'
Then I added with a smile,
'It's a strange mixture I make myself.'
As I expected, he did not believe me.
'Try it!' I said encouragingly.
The officer unscrewed the cap and put the bottle to his nostrils.
He was greeted by an unpleasant smell which convinced him that I was telling the truth.
A few minutes later,
I was able to hurry away with precious chalk marks on my baggage.
应用配置：L0+L4
知识笔记： sarcastically/sɑːˈkæstɪk(ə)li perfume/pɜːfjuːm exempt/ɪgˈzɛmpt gel/ʤɛl encouragingly/ɪnˈkʌrɪʤɪŋli unscrewed /ʌnˈskruːd nostrils/nɒstrɪlz convinced/kənˈvɪnst precious/prɛʃəs chalk/ʧɔːk
练习感悟：这篇课文的上半段比较难，这部分就相对简单了许多。没有太大的难度。搞定。
