Semi Modal Auxiliary Verbs or Quasi Modal Auxiliary VerbsGrammar Index : 2
Ought to, used to, need and dare are called Semi Modal Auxiliary Verbs which are also called Quasi Modal Auxiliary Verbs.
Ought to :
The train ought to leave now.
He ought to speak now.
Vaigai express ought to leave at 6.45pm.
Used to :
I used to drink coffee when I was young.
He used to smoke once.
They used to visit our house when they were here.
Need :
I need to come now.
He need not take this exam.
They need not buy this dress.
Dare :
How dare you speak to me!
I dare not to show my progress card to my father.
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