Except for Ronnie and ______, everyone was on time.

him****
he

Between you and ___, I know the answer to the mystery

I****
me

Leave your message with Ms. Hirioka and ______

me
I****

It was Geraldine Ferraro______ ran for vice president in 1984.

who***
whom

with _______ did you have dinner?

who
whom*****

Between you and me. Others are correct. Between is a preposition, which takes an object, so objective case is used.

All of the others are NOT correct.

Leave your message with Ms. Hirioka and ______ ME.
With is a preposition and takes an object pronoun after it.

To fill in the blanks correctly, we need to determine whether to use "him" or "he," "I" or "me," and "who" or "whom."

1. Except for Ronnie and _____, everyone was on time.
To determine whether to use "him" or "he," we need to consider how the missing person is related to the sentence. In this case, the person is the object of the sentence (someone who is being referred to by others). So, we can use "him."

2. Between you and _____, I know the answer to the mystery.
To determine whether to use "I" or "me," we need to consider how the missing person is related to the sentence. In this case, the person is the object of the preposition "between." So, we can use "me."

3. Leave your message with Ms. Hirioka and _____.
To determine whether to use "I" or "me," we need to consider how the missing person is related to the sentence. In this case, the person is the object of the imperative verb "leave." So, we can use "me."

4. It was Geraldine Ferraro ______ ran for vice president in 1984.
To determine whether to use "who" or "whom," we need to consider the function of the missing person in the sentence. In this case, the person is the subject of the verb "ran." So, we can use "who."

5. With _______ did you have dinner?
To determine whether to use "who" or "whom," we need to consider the function of the missing person in the sentence. In this case, the person is the object of the preposition "with." So, we can use "whom."