她不是个经常喝酒的人，只在特殊场合小酌一杯。

She is not a regular ___drinker, only having a glass on special occasions.

作为一个多年的茶饮爱好者，他每天至少要喝三杯绿茶。

As a longtime tea ___drinker, he has at least three cups of green tea every day.