She went to American two years ago .She there for half a year and then went to Japan.
Awould work
Bworked
Cwould be working
D. has been working
网友回答
A. would work
(答案→)B. worked
C. would be working
D. has been working
解析：考察时态。根据句意可知这里的worked与后面的went to Japan构成并列关系。句意：她两年前去了美国。在那里工作了半年然后去了日本。