2.

Which of the following synonyms of assurance has a negative connotation? (1 point)

self-possession
pompousness
confidence

4.
In the phrase, "the grim-faced Yankee principal," how is the word "Yankee" an example of semantic slanting? (1 point)

It is used with a negative connotation.
It is an exaggeration.
It presents a vivid image.

7.
Which of the following sentences contains a compound predicate? (1 point)

The author's mother died to help her children emigrate.
Miss Hurd was strict, yet encouraging.
The author answered the phone and heard his teacher's voice.

8.
Which of the following sentences contains a compound subject? (1 point)

The author and her sister were dropped at their new school.
The principal was a grim-looking man.
The author did not understand the purpose of hobbies and clubs.

9.
Which of the following would be the best example of hyperbole? (1 point)

I have been waiting an eternity for your phone call.
I was as happy as a clam.
It was so sour I could not eat another bite.

My answers:
2. self-possession
4. It presents a vivid image.
7. The author answered the phone and heard his teacher's voice.
8. The author and her sister were dropped at their new school.
9. I have been waiting an eternity for your phone call.

I agree with all of your answers except number 4.