精选优质文档-倾情为你奉上 七年级英语句型转换专练一 把下列句子改为否定句1. There are some pay phones on that street.There _ _ pay phones on that street.2. Lucy is writing a letter to her sister.Lucy _ _ a letter to her sister.3. Mary often plays sports after dinner. Mary _often _sports after dinner.4There is a post office near here. _ _ a post office near here.5. I like giraffes and penguins. I _ like