选用方框中的词组完成句子。 instead of, build up, have fun, follow the rules right away, more and more, take part in 1. _______ young people like playing computer games. 2. As a student, you must _______ of your school. 3. Walking helps to _______ our leg muscles. 4. Will you _______ our English corner? 5. —Lucy, don't listen to the music. Do your homework first. —OK. I'll do it _______.