`22,` My brother had made an unwise investment in the stock market, but he is lucky _____________ with a chance to recoup the losses. A. to be presenting B. to be presented C. to have been presenting D. to have been presented `23,` No decision has been made about the building of the new underground train system. The local authorities are still _____________ . A. speaking their mind B. comparing apples and oranges C. sitting on the fence D. holding all the aces