选词填空 lost thank walked ago no

选词填空 lost thank walked ago no
1 Was there a subway 50 years_______?No,there weren't.
2 Were there any tall buildings 50 years ago?
There were______tall buildings.
3 How did you go to schiool?I_____to school.
4 The shoemaker wanted to_____ the men because they helped him.
5 I______my wallet but someone found it.