chuyển câu sau thành câu nghi vấn và phụ định his parents are very hard working

2 câu trả lời

⇒ 

-, His parents aren't hard working. 

?, Do his parents are very hard working? 

     (+) his parents are very hard working

⇔(?) Do his parents are very hard working?

⇔(-) His parents aren't hard working.

                   ~Mila~

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