【正确答案】
B
【答案解析】[解析] 划线词的意思是“永恒的,永久的”,B项意为“不停的,无限的”,例:I'm tired of your never-ending complaints.我听腻了你那没完没了的抱怨.A项意为“长(期)的(地);渴望”,例:We have, however, a rather long way to go.我们仍然还有好多路要走。C项意为“令人厌烦的,无聊的”,例:He's likeable enough, but a bit boring.他挺讨人喜欢,就是有点无聊。D项意为“广大的,广阔的;广泛的”,例:The teacher had both extensive knowledge and profound scholarship.先生的学问博大精深。