B. Directions: Underline the verb used and identify the tense of the perfect verbs (present perfect, past perfect, future perfect ) in the following sentences. Write your answer on a piece of paper. 1. The birds have flown back and forth across the plains. 2. We will have walked for 2 hours by the time we get back to camp. 3. Thad hoped that we would see more horses. 4. The giraffes have eaten all the leaves of the tallest trees. 5. We will have seen all the animals by the time night falls. B. Directions: Complete the sentence with the correct perfect tense of the verbs. (act) in thirty performances 1. After this play ends, we for our school. 2. My mom (drive) three hour already on our way to Florida.​