单项选择题
Tom, what did you do with my documents? I have never seen such a（）and disorder!
A.mass B.mess C.guess D.bus
单项选择题 If she wants to stay thin, she must make a（）in her diet.
单项选择题 （）the War of Independence, the United States was an English colony.
单项选择题 When Lily came home at 5 p.m. yesterday, her mother（）dinner in the kitchen.
