问题补充:
—Where is your uncle?
—He to South Africa on business. He has there twice.
A. has been; gone
B. has gone; been
C. went; gone
D. will go; been
答案:
A. has been; gone
(答案→)B. has gone; been
C. went; gone
D. will go; been
解析:句意:你的叔叔在哪儿?——他已经出差去了南非。他已经去过那儿两次了。在完成时态中has been to 是已经去过某处,并且已经回来了。has gone to 是已经去了某处,但是到目前为止还没有回来。 has been in 是已经在某处,并且现在还在那里,而且有可能要延续下去。 结合语境可知选B。