답) them -> them 을 어떻게 고쳐야 하죠?
at river ford on the Donner Pass route to California , the city of Reno grew as bridges and railroad were built.
a) Settle
b)To settle
c) it was settling
d) Having been settled
답 d - 잘 모르겠어요... 설명좀 부탁드려요!
All almost the electricity of industrial use comes from.........
All almost 사이에 of 가 들어가야 하는건가요?
In the United States among 60 percent of the space on the pages of newspapers is reserved for advertising
답 among 설명좀 부탁드려요.
감사합니다...!