问题
单项选择题
How long will Wal-Mart take to become as big in China as it is in the America().
A. Half a decade.
B. A decade.
C. Two decades.
D. Several decades.
答案
参考答案：C
解析：
[难点] 将原文“Wal-Mart says in 20 years it hopes to be as big in China as it is in the United States”中提到的20年进行简单转换便可得出本题的正确答案，本题依然考查的是文中的细节，必须要非常细心。