2. Main Verbs - Principal Parts They have four principal parts

3. These four types are often combined with a helping verb to form verb phrases. The main verb is always the last verb in a verb phrase. Base form - learn Present participle - am learning Past form - learned Past participle - have learned

4. Past participle and Present participle Past participle is formed by taking the past form, and adding a helping verb. has learned, have learned, had learned Present participle is formed by taking the base form, adding -ing, and adding a helping verb. am learning, is learning, are learning was learning, were learning

5. Examples exercise 1 pg 85 Draw one line under the entire verb phrase. Draw two lines under the main verb. 6. People have walked in the flower bed. 15. The bus driver was waiting for Kerwin.

6. Examples Exercise 2 page 86 Draw two lines under the main verb. Write past in the blank if it is a past participle. Write pres. in the blank if it is a present participle. ____ 5. Mira’s brother has formed a list of supplies. ____ 14. Mira is trying hard to be positive. past pres.