There are lots of problems in your hometown, but we're happy to see many of them .
A. are solving
B. are solved
C. have solved
D. are being solved
网友回答
A. are solving
B. are solved
C. have solved
(答案→)D. are being solved
解析:句义:在你的家乡有很多的问题,的是我们高兴地看见很多问题正在被解决。根据前面两句中的are可知本句描述的是现在的事情,而且问题和解决之件构成被动关系,故使用现在进行时的被动语态表示问题正在被解决。故D正确。