—Remember that where and when two different English question words___________. —I see, but can you tell us how to use them, sir?
The accident was my fault, so I had to pay for the damage ______ the other car.
All flights ___________ because of fog. I’m afraid you will have to stay here for another day.
Tony was _________ to five years in prison for abusing his power during his service in the local government.
Many of the exhibits were damaged in the fire and _______ were totally destroyed.
--- Jack, what about the lecture?--- It is the most inspiring lecture that I _________ since I came to this university.