I am from China. (变为一般疑问句)
____  ____ from China?
I have a knife. (改为否定句)
____ _____ have a knife.
Does your brother do his homework? (否定回答)
No, ____ ____.
My sister is eleven.(对画线部分提问)
____ ____ is your sister?
I have a white pen. (改为同义句)
___________ pen  is  __________.
Those are apple trees.(改为单数形式)
______  _____apple tree.
The girl __________________(穿蓝色的) is my sister.