There was a sudden burst of light ______ a terrible noise.
For many Beijingers, dreams of living in ___________ green area are becoming___________ reality.
—Can I drive on the free way, Mr. Green? —You can when you____________ a bit more skilled.
—Glad to meet you. —____________
—How much is the T-shirt ___________? —65 dollars. A. worth B. cost C worthy D. paid