句型转换
Without plants we would have nothing to eat (同义句)
If there are                , there is nothing for us to eat.
I wrote a letter yesterday evening (用at 8:00 yesterday evening改写)
I                  a letter at 8:00 yesterday evening .
Jim ate nothing for dinner ,                 ?(完成反义问句)
He does his homework everyday.(否定句)     
He                the homework.
They have done the homewodk .(一般问句)    
      they     the homework?
What a good boy he is ! (同义句)   
         the boy is!
Your answer isn’t right .I think (合并)
I         think your answer    right .
This school               a sports meeting now (用next Sunday改写)
This school is holding a sports meeting next Sunday.
I call him XiaoLi. (改被动)  
He                 XiaoLi by me.
       (not eat ) things in class.(完成句子)