-The twins who are seriously ill have decided to __________ their bodies to the research agency after their death. —They are great.
Have you any idea ______we can do to help those ______are in great need?
_______ Tom, we wouldn’t have been late for the last bus.
The twin brothers stand under the tree, ______ and say nothing.
________ that I was puzzled.
The factory, including its machines and buildings, ______ burnt to ashes during the fire.