问题标题:
是Heneedstodohomework还是Heneedstodohomework?needdo与needtodo的区别,needn'tdo和needn'ttodo的区别,详细~!
问题描述:
是Heneedstodohomework还是Heneedstodohomework?needdo与needtodo的区别,needn'tdo和needn'ttodo的区别,详细~!
沈益民回答:
当need直接加动词原形时,need是情态动词,作“必须”讲
当need后面加动词不定式时,need是实意动词,是“需要”的意思
Heneedsdohomework他必须做作业
Heneedstodohomework他需要做作业
needn'tdo不必
needn'ttodo不需要
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