I bought this dress( )for 350 yuan;it used to be 600 yuan.

LOOK,MUm.I BOUGHT YOU THiS BOOKabout America.(是什麽意思) this is----- I bought for you A what B all C that D everything选项中哪个是错的为什么? I bought this tie for your father.Do you thinr it will__his new shirt? This is Mr. li for ____ son I bought a book yesterday i'd like this package weighted I have just bought a _____pencil box. I ___you have bought a new car. i bought Macintosh什么意思啊？求助 I bought the same car as yours. I bought a toy to her和I bought a toy for her的区别？