The Guangxi Zhuang autonomous region $ 1.59 billion worth of trade with the Association of Southeast Asian Nations in the first two months of this year.
A. has seen
B. saw
C. had seen
D. sees
网友回答
A. has seen
(答案→)B. saw
C. had seen
D. sees
解析：考查时态。本题考查的是一般过去时陈述过去所发生的事情，不强调对现在产生的影响；本题容易错选A项，现在完成时强调过去所发生的事情对现在的影响，在本题的上下文中看不出来这一点。句意：广西壮族自治区，在今年前两个月里见证了和东盟的15.9亿美元的贸易往来。故B正确。