My uncle in Taiwan for 20 years. Now he has settled down in mainland.
A. was living
B. had lived
C. has lived
D. lived
网友回答
A. was living
B. had lived
C. has lived
(答案→)D. lived
解析：考查时态：句意：我叔叔在台湾生活了20年，现在他在大陆定居。由Now he has settled down in mainland.可知叔叔现在不在台湾，在台湾的10年是过去的十年，用一般过去式，选D。