1. Arrived , waited
2. Lied
3. Do , attended , studied
4. Be , rained probably
Hope this helps *smiles*
Sorry if it’s wrong
The answer that is a collective noun is cattle.
A collective noun refers to numerous entities, and cattle can refer to many cows, for example. You cannot say cattles, which is another way to think of collective nouns - they don't have plural form.
Two linking verbs are is and are.