Read the following dialog A: Good afternoon B: Good afternoon Can I help you? A: Yes I’ve got a terrible headache B: How long have you had it? A: Only about two or three hours B: Well, try these tablets Take two with water every three hours A: Thank you very much What structure is it trying to teach? Have students practice the dialog several times, and prepare a single-slot substitution drill, and chain drill for them to practice Read the following dialog Sam: Lou’s going to go to college next fall Betty: What is he going to study? Sam: He’s going to study biology He’s going to be a doctor Betty: Where is he going to study? Sam: He’s going to study at Stanford What structure is it trying to teach? Have students practice the dialog several times, and prepare a backward build-up drill and multi-slot substitution drill for them to practice this structure Read the following dialog A: I’m taking a holiday next month B: So am I A: I need a change B: So I I’m tired of the same office What structure is it trying to teach? Have students practice the dialog several times, and prepare a single-slot substitution drill and question-and-answer drill for them to practice this structure Read the following sentences - Mick is as strong as Jack - Her hair is as long as his hair - I work as hard as my boss - Sue run as fast as her sister What structure is it trying to teach? Have students practice the dialog several times, and prepare a transformation for them to practice this structure