Tom with his grandmother for eight years but now he is living by himself.A. livesB. 1ived

问题补充：

Tom with his grandmother for eight years，but now he is living by himself.

A. lives

B. 1ived

C. has lived

D. has been living

答案：

A. lives

(答案→)B. 1ived

C. has lived

D. has been living

解析：考查时态：句意：汤姆和他祖母生活了八年，但是现在他一个人生活。因为现在汤姆没有和祖母生活，所以live这个动作是发生在过去8年，和现在没有联系，用一把过去式。选B。