Follow the example and do the same using JUST:
Example: he / go out – He has JUST gone out.
1 She / leave the room …………………………………………………
2 they / watch the news ……………………………………………
3 I / finish homework ………………………………………………
4 he / put on the jacket …………………………………………………
5 she / catch a fish …………………………………………………………
6 he / call a taxi ……………………………………………………………