My students tend to struggle with using impersonal speech in the formal register. They tend to want to fall back to using I think, In my opinion, Our school etc.
This is a quick worksheet goes through different ways to write impersonally: Proper Nouns, Passive, Plural, etc.
The topic of the worksheet is Nutrition in the United States. If you are interested in a different topic message me, and I can probably make you a personalized version.
An Answer Key is provided