P213
9.The number of entertainment programs that is directed(>are directed) at young
adults is steadily increasing.
is가 are로 바뀌었는데 is아닌가요??????
12.The main building, that(>which) houses the superior officers, has an electronically monitored gate.
에서 저는 which말고 where인줄알았는데... 선행사 의 장소 building가 where로 쓰인다해서요.
근데 which로 쓰이네요. 목적격으로 쓰인건가요?
1