Question

I am both surprised and pleased by the announcement of his candidacy.

Which is a verb in the sentence?

1.surprised
2.pleased
3.announcement
4.am

Answer 1

The action is the verb.
Therefore:
I EAT the ice cream.
I PLAY with my friends.
So it's         I AM surprised ...

Answer 2

in a sentence , Verb is an activity that a subject do
i think the verb on that given sentence  would be : 
1. surprised

hope this helps