Warming up Q1: If one is planning to purchase something costly, say a computer, what kind of information does he need?/ What condition should he take into consideration? (discussing and some phrases that draw common agreement or interest should be presented on the blackboard, such as: price, discount, manufacturer, outlet, delivery, guarantee, after sale-service, etc.(discussing and some phrases that draw common agreement or interest should be presented on the blackboard, such as: price, discount, manufacturer, outlet, delivery, guarantee, after sale-service, etc.)