1. Circle the strings that match the regular expression @\s[A-Z]\w*(\s|$)

1. My dogs a pug named Tazz, short for Tasmanian devil.
2. Mary, Mary, quite contrary how does your garden grow?
3. Thats not an eh, dear, thats an A
4. I got an A?
5. you need an M10 wrench
6. Is that like a 10MM wrench?