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You ()finish the homework today. you will have violin lesson

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You ()finish the homework today. you will have violin lessons tomorrow.A.need B.need to
C .both A and B
为什么选择C
You ()finish the homework today. you will have violin lesson
当need是情态动词时,肯定句为need do sth.,否定句为needn't do sth.
当need是行为动词时,肯定句为need to do sth.,否定句为don't need to do sth.
此题中A是情态动词,B是行为动词,两种用法都对