(陕西卷18). It never occurred to me _____ you could succeed in persuading him to change his mind.
--- How long will you be staying? . --- I don’t know. .
--Do you have New Concept English Ⅵin your shop? ---Yes, but no more than one copy. Would you like to take ______?A.it B them C.some D.one
Is ________ man’s ability to reason that sets him apart from other animals?
--- Can I help you ? --- I’d like to buy a present for my best friend, _______at proper price but of great use.
I found ______ possible to answer all the questions within the given time.