【单选题】People would believe my story if I __________ not so young. [ ]
【单选题】During the dinner the Chinese people would propose toasts frequently so as to show their courtesy.
【单选题】It was so cold that they had the fire _____ all night.
【简答题】People _________ a new festival so that African Americans would be able to celebrate their history and culture. A:invented B:produced C:manufactured D:created