【正文】
s, it39。t Ali ask Maria her age or telephone number? Would you start a conversation with someone in a student cafeteria? In what situations do you feel fortable talking to strangers? Part II: Read the following dialogue and answer the dialogue analysis questions that follow.Situation: Maria and Ali are eating their lunch when a friend of Maria39。s Ali. Maria: Hi. I39。ve learned a lot of English so far. Ali: Yeah. I only wish the classes were a little smaller, though, because we don39。clock. Maria: Me, too. I recognize that English book. You must be a student at the English Language Center. Ali: Yeah. I39。t work all the time. You will ruin your health.A: Must I return the book tomorrow? B: Yes, you have to. A: He had to go because of somebody39。t stay late.These have an element of being optional, . we needn39。s authority。Period 2: FUNCTION—Talking about obligation or lack of obligationObjectives To learn to talking about obligation or lack of obligation ● Procedures▇ Warming up by learning about what is obligationHello, class. We shall learn to talk about “obligation” or lack of “obligation”. But first what is “obligation” ?It is a noun, meaning 1. A moral or legal duty or tie. 2. The binding power of such a duty or tie. 3. A debt of gratitude for a service. Example: be under obligation to her If you have not signed a contract, you are under no obligation to (= it is not necessary to) pay them any money.You have a legal obligation to (= The law says you must) ensure your child receives a p