Question

Which sentence contains a verbal phrase acting as a modifier? Passing my driving test on the first attempt would be the highlight of my day. Giving a presentation in front of my class, I suddenly developed severe stage fright. The water saturated the ground, which made it impossible to plant the garden. Dante tolerated his brother's annoying habits during homework time but later studied alone in his room

Answer 1

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.

Answer 2

Giving a presentation in front of my class, I suddenly developed severe stage fright.