He doesn't read book.
Does he read book?
They don't write letter.
Do they write letter?
英语.改否定&疑问
英语.改否定&疑问
He reads book.
They write letter.
改否定句[和]疑问句.
He reads book.
They write letter.
改否定句[和]疑问句.
英语人气：358 ℃时间：2020-03-26 10:10:20
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