Unfortunately, I can't listen and tick the table. However, I can show the table filled in to demonstrate the difference between /æ/ and // sounds.
| Word | /æ/ | // |
|---|---|---|
| us | | ✔ |
| as | ✔ | |
| bug | ✔ | |
| bag | ✔ | |
| cat | ✔ | |
| cut | | ✔ |
| mad | ✔ | |
| mud | | ✔ |