Are the pronouns I put down right? My answers are the ones in parentheses

1. The trip led to an argument between Helen and _____. (I)
2. It was ____ who demanded an apology from the newspaper. (us)
3. We appreciated ____ writing a personal letter to explain his stand on the issue. (him)
4. The most outspoken critics were my sister and ____ . (me)
5. Because of ____ our team scored five goals. (he and I)
6. Only two photographers, Josh and ____ , received field passes. (her)
7. I protested because I felt I was as good a photographer as ____. ( them)
8. All of ____ student photographers deserve a chance to take pictures. (us)
9. I received special permission from the yearbook advisors, Mrs.Thomas and ____ . (he)
10. At the end of the year, it was Josh and _____ who received the "best photographer" awards. (I)
Could you please tell me numbers are wrong. Thanks :)

Two of your answers are right.

Please go back and study subject and object pronouns.

To begin, objects of prepositions are always in the objective case.

Which ones are right so I have an idea what to go on

3 and 10 are right.

Thank you

You're welcome.

Based on the provided answers, here are the corrections:

1. The trip led to an argument between Helen and me. (me)
2. It was us who demanded an apology from the newspaper. (us)
3. We appreciated his writing a personal letter to explain his stand on the issue. (him)
4. The most outspoken critics were my sister and me. (me)
5. Because of him and me, our team scored five goals. (he and I)
6. Only two photographers, Josh and she (her), received field passes.
7. I protested because I felt I was as good a photographer as them. (them)
8. All of us student photographers deserve a chance to take pictures. (us)
9. I received special permission from the yearbook advisors, Mrs. Thomas and he (him).
10. At the end of the year, it was Josh and I who received the "best photographer" awards. (I)

Note: The pronoun "I" is used when the pronoun is the subject of a sentence, whereas "me" is used when the pronoun is the object of a verb or preposition.