my typewriter is broken--down -----all machines,_____well--m

my typewriter is broken--down -----all machines,_____well--m my heart is broken down without a My car has broken down .和My car is broken down.的区别 My camera is broken down .I must have it ( ) tomorrow. My Tv has broken down He is my friend.And I know _____well My heart is broken my bike is broken? my watch is broken My bike is broken My computer is broken.I'm going to______ 完形填空 1.My uncle 's jpb is _____ machines in the factory. A m