Determination is a kind of basic quality and is it takes to do jobs well.
People in the west makes ______ a rule to buy Christmas presents for their relatives and friends.
Will you see to ______ that the luggage is brought back?
I saw no more than one copy left in the bookshop. Will you go and buy ______?
Does _______ matter if he can’t finish the job on time?
I don’t think _______ possible to master a foreign language without much memory work.