题目

根据图画回答下列问题。1. What does your family like to do, Mary?__________________________________ 2. What does your family like to do, Lily?___________________________________ 3. What does your family like to do, Mike?__________________________________ 4. What does your family like to do, John?__________________________________ 答案：【答案】1. We like to go for a walk. 2. We like to fly kites. 3. We like to water flowers. 4. We like to watch TV. 【解析】略设x+x-1=3，则x3+x-3的值为（　　） A、18B、±6C、12D、6