【小题1】Peter was running so fast that he couldn’t stop . (he)
【小题2】My American friend is learning to eat with . (chopstick)
【小题3】At present, Billy is fourteen years old and in the grade. (nine)
【小题4】When the thief saw the policeman, he ran away as as he could. (quick)
【小题5】“You ought to more to improve your English, boys and girls.” said Mr. Brown (read) himself
网友回答
(答案→)himself
解析：【小题1】彼得跑的如此的快，以至于他自己都停不下来。himself他自己
【小题2】我的美国朋友正在学习用筷子吃东西。chopsticks筷子
【小题3】比尔现在14岁了，上9年级。ninth/9th第九
【小题4】当这个小偷看见警察的时候，他飞快地跑掉了，动词用副词来修饰 ，quickly飞快地
【小题5】布朗老师说：“男孩女孩们，你们应该多读书去提高你们的英语。”ought to后接动词原形故填read阅读