Question

what is the complements and is it predicate nominative or predicate adjective?
1.Does the lemonade taste too sour?
2.The window washers on the fifteenth floor appeared tiny.
3. Why does he always look so serious?
4. Our candidate for the city council was the winner in the primaries.
5.Will the hall monitors for Wednesday be Charlene and LaReina?

I just want to check my answer but if my answer is wrong, please tell me why

1. Sour– Predicate Adjective
2. Tiny -Predicate Adjective
3. Serious- Predicate Adjective
4. Winner - predicate nominative
5. Charlene, LaReina – predicate nominative

Answer 1

All are correct. Nice!