根据首字母提示或用括号内所给词的适当形式填空
1.People drive after drinking alcohol(酒).It’s against the law.
2.We obey the traffic rules and learn how to protect ourselves.
3.Mary with her parents often (go)for a walk after supper.
4.Not only the young but also the old (like)him.
5.The news (be)wonderful.
1.mustn’t 2.should 3.goes 4.like 5.is