The old man remained seated on the grass with his thoughts the faith that the bo
来源：网络
时间：
推荐文章
The old man remained seated on the grass with his thoughts ______the faith that the boy is worth ______
A.concentrated in ; adopting
B.focused on ; being adopted
C.attracted to ; to be adopted
D.concentrated on ; adopting
试题答案
D
考查非谓语动词。第一空为with的复合结构，his thoughts与concentrate之间是被动关系，所以用过去分词，第二空为短语：值得做某事 be worth doing sth,主动表被动，根据语境选D。