There is plenty of rain in the southeast, there is little in the northwest.
A. because
B. therefore
C. while
D. as
网友回答
A. because
B. therefore
(答案→)C. while
D. as
解析:句意:在东南部雨量充足,而在西北部却雨量很少。A. because因为; B. therefore因此; C. while而; D. as因为,随着。这里表示前后也就是东南部与西北部的雨量相比的情况,这几个连词只有while可以表示前后是对比的关系,根据句意故选C。