Question

两道高中英语题 求详细解析 谢谢

1.Trans to NanTong now only come to the outer city limits,because building the railway tracks into the city____many old buildings.
A.would have damaged B damaged C should have damaged D has damaged
2.Senior 3 students in our school are motivated to study harder and evaluated on a monthly basis to find out how they_____
A have been learning B will learn C had learnt D learnt

Answer 1

1*A.b.c都表示过去，选d
2.用现在完成进行时，从过去一个月到现在的学习情况