问题补充:
in Haikou for five years, he is not used to the weather in his hometown.
A. Live
B. To live
C. Having lived
D. Have lived
答案:
A. Live
B. To live
(答案→)C. Having lived
D. Have lived
解析:考查非谓语动词用法。He与live构成主动关系,所以用doing,住在海口五年是一个已经完成的事情,所以使用完成时;句意:在海口住了五年,他不习惯家乡的气候了。