— Shall I go and buy two more bottles of beer?— No, I’ve already bought twenty. That _____ be enough for us two.
The carpet where he _____was warm and comfortable, so he slept soundly.
Any student _____ will be disqualified from the exam.
The theory he sticks to ______ to be of no use in our studies.
The life he is now used _____ quite different from ours.
He has changed a lot. He _______ not what he _______.