Hello there!!
1. it
2. her
3. him or her
4. me
5. them
6. me
7. him or her
8. me
9. us
10. her or him or us
I really hope this helps!!
The sentence that contains a verbal phrase acting as a modifier is: Giving a presentation in front of my class, I suddenly developed sever stage fright.
Modifiers are optional elements in a phrase structure that even when removed, it does not affect the whole grammar of the sentence.