这块巧克力蛋糕太甜了，我连一半都吃不完。

This chocolate cake is too ___sweet, I can't finish even half of it.

她甜美的笑容总能让我的一天变得明亮。

Her ___sweet smile always brightens my day.

再见，亲爱的，明天见。

Goodbye, my ___sweet, see you tomorrow.

清晨的空气中有一种甜美的花香。

The morning air carries a ___sweet floral fragrance.