一、单项选择：()1. -We can use QQ to talk each other on the Internet.-Really? Will you show me it?A. how to use B. what to use C. how can I use D. how can use()2. Our teacher often advises us _computer games a lot. A. to play B. playing C. not to play D. not playing()3. Its very important for us _ some healthy food every day.A. eat B. eating C. to eat D. eats()4. More and more people are now used to on the Internet.A. communicati
