A. Drinking tea is a Chinese custom. B. England was a latecomer to the tea trade. C. Charles II supported the growth of the tea trade. D. The duty on tea was extremely heavy. 参考答案:C
第3题: [单项选择]18 A. 9,12,15,( ),22,25 B. 2,2,4,6,10,( ),26 C. 2,12,3,14,5,15,7,16,11,( ) D. 1,( ),81,256,625 参考答案:C 答案解析:[解析] A.等差数列,但是22-3=19,不是18。 B.2,2,4,6,10 2+2=4,2+4=6,4+6=10,这是一个移动和数列,6+10=16。 C.2,12