做一填空Bill is a boy of fifteen.His parents died three yeas ago

做一填空
Bill is a boy of fifteen.His parents died three yeas ago.One day when he was walking in the street,he found a wallet.He returned it to the owner,Mr Baker.He gave his thanks to the boy.As the boy had no job,Mr baker made him work for him in his home.Bill worked so hard that Mr Baker and Mrs Baker were pleased with him.Mr Baker loved planting trees.One day he brought a few trees and planted them in the garden himself,but he had to leave for another city for business.Before he___,he said to Bill"Take good care of the trees.Some boy near our hours want to steal them."Mr Bakar said to Bill."Do not worry about them,sir."answered Bill.Sir days passed and Mr Batar came back.He asked,"Did anyone ever come to steal the trees?""No,sir.I have hidden them for almost a week.
空格处填A.start B.came C.arrived D.flied
名词 案
档案
卷宗
锉
列
文件
动词 锉
归档
是哪个意思？