【复习巩固】
根据对话内容及所给单词首字母写出单词的正确形式（课本改编） 。
The search for happiness
Host: Dr Brain, welcome to our Talk Show. You are a very famous psychologist who has written several books about happiness and the things people do to keep themselves happy.
Dr Brain: Thank you for(1) i______ me. Today, I will take Sang Lan, a former (2) g______ in China, for example to talk about how to find happiness.
