问题补充：
.Nowhere else in the world more friendly people than in China.
A. you will find
B. can you be able to find
C. you may have found
D. can you find
答案：
A. you will find
B. can you be able to find
C. you may have found
(答案→)D. can you find
解析：可联系答.案.网客服索取。
