分类：教育/科学-外语学习-英语考试
问题：willyouplease____yourshoesonthef? 
will you please ____ your shoes on the floor? A,not to drop  B.not  drop  .not dropping
回答：答案选B，will要加动词原型。还有其它情态动词也一样，例如can,you'd better,should……