Nowadays people need to buy the tickets when they go into the park.
题目
Nowadays people need to buy the tickets when they go into the park.
改否定句:
Nowdays people ____ ____ to buy the tickets when they go into the park.
答案
don't have
Nowdays people don't have to buy the tickets when they go into the park.
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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