be动词:am,is,are,was,were,been;

　　助动词:do,did,done;

　　情态动词:can,may,must,need,oughtto;

　　一般动词:walk,read,write,sing,dance,drink,drive,make,play,hit,look,dig,find,bear,beat,become,begin,blow,build,choose,catch等等,太多了.