PLEASE HELP ME PLEASE!!

1. for the first box i had felt she was on a stage, the second box i saw the word thick curtain. and the third box the character feels nervous at the beginning of the story but becomes calm in the end

A comma should follow a dependent clause when the dependent clause comes first in a sentence. A dependent clause is the clause which cannot stand alone in its meaning on the other hand independent clause refers to the phrase which can stand alone, though both have a subject and a verb

Explanation: