6 Speaking 10.3.5 10.3.7 Use the language in the box and the earthquake safety tips in Ex. 5 to act out exchanges, as in the example. Making suggestions How/What about (+ -ing form)...? Let's (+ bare infinitive).... Why not (+ bare Agreeing/Disagreeing That sounds great. I think it's a great idea. That's an excellent idea! Good thinking. Yes, I suppose you're right