用括号内所给单词的适当形式填空
【小题1】Jay Chou is one of _______(famous)singers today.
【小题2】My mother asked me_____ (help)her with housework.
【小题3】Most young people enjoy __________(listen)to rock music，but the old don't.
【小题4】He is looking forward to ______(have)a great vacation.
【小题5】—Have you_____ (eat)your lunch?
—No，I ______(have)．