Question

I’m most awfully grateful to you. I can’t think what I ________ without you.

A．could do	B．would do
C．should have done	D．must have done

Answer 1

C

考查情态动词。句意：我非常的感激你，我认为没有你我本不应该完成的。should have done 本应该做某事而事实上没有做，shouldn’t have done 本不应该做某事而实际上做了。所以选C。