【C4】A．needB．mayC．shouldD．ought to

She ought to stop work; she has a headache because

【C12】A．could have setB．should have setC．ought to have setD．need to have set

【C10】A．mustB．shallC．canD．ought to

If you dont like to play basketball, you ______ as well stay at home.A．shouldB．mayC．canD．w

They paid no ______ to him.A: needB: leadC: heedD: kneed

You misspelled a word. You ________ it up in the dictionary.A. ought to lookB. ought to