改正:Betty have decied to buy a new car for her sister.I haven't finished the washing up already.
问题描述：
改正:Betty have decied to buy a new car for her sister.I haven't finished the washing up already.
答
Betty has ------------------
-----------------the washing up yet.
答
Betty have-has decided to buy a new car for her sister.
I haven't finished the washing up already-yet.