whiff|whiffed|whiffing

空气中隐约有一丝花香。

There was a ___whiff of floral scent in the air.

他在高尔夫球赛中完全没打中球，挥了个空杆。

He completely ___whiffed the golf ball during the match.

他在高尔夫球比赛中用力挥杆，却打了个空。

He swung hard but ended up ___whiffing the golf ball completely.