秘诀8 口腔发音和喉咙发音的区别
长元音一般是通过“口腔”发出的，发声处“靠前”；而短元音则是用“喉咙”发出的，发音处尽量“靠后”。这可是一个真正的秘密！
1.A: What is she doing these days? 她最近在忙些什么？
B: She is learning business English now. 她正在学习商业英语。
2.A: I have a job interview tomorrow. 我明天有个工作面试。
B: Good luck. 祝你好运。
3.A: Do you speak any English? 你说英语吗？
B: I speak a little English. 我讲一点点英语。
4.A: I feel much better than I did last week. 我感觉比上个星期好多了。
B: I’m really glad to hear that. 听到这个消息我很高兴。
5. A: Would you like coffee or milk or tea? 你要咖啡，牛奶，还是茶？
B: Tea, please. 茶，谢谢。