We _____ have proved great adventurers, but we have done the greatest march ever made in the past ten years. [ ]

Sir, would you mind my sitting next to you—__________. My father will sit here in a minute.

_______ the ball —It’s under the tree.

A shows great concern _______ human rights of all other countries, which is a laughing stock, _______ the many cases of blacks being maltreated in their own country.

________ is no possibility ________ she can finish the task in two hours.