英语句型转换题目1.there were some students in this school last year（

英语句型转换题目
1.there were some students in this school last year（否定句）
there _ _ students in this school last year
2.more and more people speak chinese in the world（被动）
chinese _ _ by more and more people in the world
3.they usually walk to school every morning（同义句）
they usually go to school _ _ every morning
4.she said,"can you open the door for me?"(间接引语)
she saked me _ i _ open the door for her
5.tom has gone to africa for business.so has tim（合并句子）
_ tom _ tim have gone to africa for business.