【简答题】V. vocabulary(10) 51. Why he went there is a _________(谜)to me 52. The football match will be held in the Peking Workers’ ________ (体育场) 53. He received a letter saying that his _____________(申请)had b...
【单选题】There is a difference between science and technology. Science is a method of answering(51)questions, technology is a method of solving practical problems', and sometimes(52)new problems our of the 'so...