Question

Every new player reviewed the rulebook carefully What is the verb in this sentence ?

Answer 1

The verb in the sentence is "reviewed."

Answer 2

A verb is basically an "action word." So when you're looking for a verb, ask yourself this: "Can I ____?"

In this sentence, the verb is reviewed. Ask yourself this question. "Can I review?" Yes you can, and so reviewed is the verb in this sentence.