The economy of Ireland has been traditionally agricultural, but since ______ the country's industrial base has expanded.
A.the mid-1950s B.the mid-1960s C.the 1970s D.the 1980s正确答案A
The economy of Ireland has been traditionally agricultural, but since ______ the country's industrial base has expanded.
A.the mid-1950s B.the mid-1960s C.the 1970s D.the 1980s正确答案A
