— There is only three days left, but we still have a pile of papers to deal with.— Don’t worry. We have already ____ two thirds of them after all.
Ants are the most common life form on earth, ___________ tiny, their combined weight is greater than that of the combined weight of all humans.
----Did you remember to pay the telephone bill? -----The telephone bill? ____________.
He expected there ____________ more room for him to put in a desk.
--Surely you can turn to David for help. ---_______ He is the last one you can rely on.
He ___________ the test, but he wasn’t careful enough.