几道初一英语题（同义句转换）
1、Question:there is nothing in the box
Aaswer:there is _____ ______in the box.
2、Q:each of them has a dictionary
A:they____ ____a dictionary
3、Q:the kids are enjoying themselves in the park
A:the kids are_____ _____ _____ _____in the park
内个。告诉为什么要这样写啊