------Look at the photo of the Smiths.------( )happy they are!A.H_英语解答

------Look at the photo of the Smiths.
------( )happy they are!
A.How B.Whant C.How a D.What a

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解答

A为什么是A？符合这个公式how adj +主语they +谓语are那如果选B呢？那要改成what happy people they arewhat +a +adj +主语+谓语这里people是复数，就不用a