suī / rán / wǒ / shì / hàn / yā / zi / dàn / wǒ / hái / shì / bào / míng / cān / jiā / le / yóu / yǒng / kè

虽然我是旱鸭子，但我还是报名参加了游泳课。

Although I am a poor swimmer, I still signed up for swimming lessons.