Learning procedures:
StepⅠ Revision
1 与…分享 2 打算做
3 欺骗，捉弄 4 自杀
5 公益广告 6 对….做调查研究
7 上…的当，受…的骗 8 意思到，明白
9 劝导性的adj. 服务 n. 10
11 治愈，治疗 vt. 新颖的，别致的adj. 12
13 社会的adj. 宣传，推广vt. 14
StepⅡ Use the right form of the words to fill in the blank.
1____________ (advertise) are an important part of life. They use lots of ____________ (persuade) and _______ (excite) images to sell products or services. ________(general) speaking, there are tw o main types:______ (commerce) ads and PSAs. They do not always tell you the _______ (true). We should be ________(care).
2Questions:
How are these new words formed?
