The Fourth period----Grammar and usageTeaching Aims:1. Review the words appearing in the last period.2. Learn the grammar and usage: Euphemism.Teaching Important Points:1. Help the students master the grammar and usage: Euphemism.2. Help the students finish each exercise correctly.Teaching Difficult Point:the grammar and usage: Euphemism.Teaching Methods:1. Practicing to make the students master the grammar and usage: Euphemism.2. Individual, pair or group work to make every student work in class.Teaching Aids:1. the multimedia2. the blackboardTeaching Procedures:Step Ⅰ GreetingsGreet the whole class as usual.Step Ⅱ lead inShow pictures to students.Step III GrammarEuphemism1. We often use euphemism to express taboo or very sensitive subjects.His grandfather passed away last week. The funeral will be held this Friday. “pass away” means _______.When Sinclair joined in 1959, membership was falling, and the society was on its last legs.“On one’s last legs” means ________________________________.Last year, my father set up a club for Senior Citizens. Once a week, they meet up and play cards.用心 爱心 专心“Senior Citizen” means ____________. The school is for people who are physically challenged.“physically challenged” means _____________________________He was only 14 years old and was already a juvenile delinquent. He would spend his next 10 years in prison.“a juvenile delinquent” means _______________________________________.2. We often use euphemism to raise the status of someone or something. The sanitary workers cleaned the hospital. “Sanitary worker” means _____________________________. Clive Sinclair is the man who brought technology to the man in the street.“the man in the street” means ___________________...