Liu Guozhen must keep the record ____lifting,We lived in Shandong____about thirty years.【介词】

问题描述:

Liu Guozhen must keep the record ____lifting,We lived in Shandong____about thirty years.【介词】
第一个选项 A:about B.at C.to D.for
第二个选项 A:for B:at C:to D:in
你们不一样答案我该听谁的。还有把语法点和句子意思给我一下好吗

for,keep the record forsth保持某项纪录
for,for+时间表持续