Q3: How to require for this information? discussing, offering help if necessary. How much does it cost? What's the guarantee like? These two questions have been practiced before so they are likely to be employed this time. But that are not enough for acquiring full or better information about a product. In this unit, we are learning more as how to describe a product and how to make request on the essential terms of a product 返回How much does it cost? What’s the guarantee like? These two questions have been practiced before so they are likely to be employed this time. But that are not enough for acquiring full or better information about a product. In this unit, we are learning more as how to describe a product and how to make request on the essential terms of a product