boast|boasted|boasting|boasts

他们吹嘘自己从未输过一场比赛。

They ___boasted that they had never lost a single game.

这座城市拥有一个高效的公共交通系统。

The city ___boasts an efficient public transportation system.

父母喜欢夸耀他们孩子的成就。

Parents enjoy ___boasting about their children's achievements.