【单选题】C hoose the correct answer for each sentence (5)The ratio between saturated and unsaturated acid components in unsaturated polyesters will determine the degree of
【单选题】C hoose the correct Heading of a letter from the ones listed below. The letter is addressed to a friend in another town in the same country. (注意题干要求;该题只有一次提交机会,不可重做)
A.
17 August 20 19 17/178 Jiangnan Street Qingdao
B.
17/178 Jiangnan Street Qingdao 17 August 20 19
C.
Qingdao, 17/178 Jiangnan Street 17 August 20 19
D.
17/178 Jiangnan Street Qingdao, People’s Republic of China, 17 August 20 19