
In the English language, the word "who" is almost always used as a pronoun.
It represents a person, similar to the words "I" and "me".
Answer:
1.hasn't
2.did
3.seen
4.travel this
Hope this helps<u>;</u><u>have</u><u> </u><u>a</u><u> </u><u>great</u><u> </u><u>day</u><u>!</u><u> </u>
<u>Don't</u><u> </u><u>forget to</u><u> </u><u>follow</u><u> </u><u>up</u>