This disease ________ in Africa but has now spread to many parts of the world. 
(A) derived
(B) originated
(C) sparkled
(D) dwelled
出自:郑州工程技术学院-建筑CAD

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块