Because of the rise of sea level, some islands will disappear. people of certain countries will have to look for new places to live.
A. Otherwise
B. Yet
C. Thus
D. Though
网友回答
A. Otherwise
B. Yet
(答案→)C. Thus
D. Though
解析：副词辨析。A否则，要不然；B然而；C结果是；D尽管；句意：因为海平面的上升，一些岛屿将消失，结果一些国家的人将不得不寻找新的地方住。