Language shift during the ______ century replaced Irish with Eng

Language shift during the ______ century replaced Irish with English as the first language for a vast majority of the population.
A、17th
B、18th
C、19th
D、20th
【正确答案】：C
【题目解析】：Language shift during the 19th century replaced Irish with English as the first language for a vast majority of the population. 参见教材P338。