alibi|alibied|alibis

他每次迟到都有新的借口。

He always has a new ___alibi for being late.

她为弟弟提供了不在场证明，声称案发时他们正在看电影。

She ___alibied for her brother by saying they were watching a movie when the crime happened.

他每次迟到都有不同的借口。

He always comes up with different ___alibis for being late.