问题
选择题
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
答案
答案：D
考查时态语态，因为问题和解决之间是被动关系，所以排除A,C..因为前面说在你的家乡有很多问题，说明问题还没有完全解决，只能是正在被解决。