从B栏中找出和A栏相匹配的句子。 A ( )1. Could you help me print the document? ( )2. Have you got a computer at home? ( )3. How do I save a document? ( )4. Where do you write its name? ( )5. What's the keyboard used for? B A. For writing in information. B. Click 'save' and write a name for it. C. In the box. D. Certainly, with pleasure. E. Yes, I do.