Indicate: a. Sentence patterns; b. The semantic roles of underlined parts

a. Sentence patterns:
1. Subject + verb + adjective
2. Subject + verb + direct object
3. Subject + verb + indirect object + direct object
4. Subject + verb + indirect object + direct object
5. Subject + verb + indirect object + direct object
6. Subject + verb
7. Subject + verb + direct object + indirect object
8. Subject + verb + indirect object + direct object
9. Subject + verb + predicate nominative
10. Subject + verb + predicate adjective
11. Subject + verb + direct object
12. Subject + verb + direct object
13. Subject + verb + direct object + direct object
14. Subject + verb + predicate adjective
15. Subject + verb + direct object + predicate adjective
16. Subject + verb + direct object + predicate adjective
17. Subject + verb + predicate adjective
18. Subject + verb + indirect object + direct object
19. Subject + verb + direct object
20. Subject + verb + direct object

b. The semantic roles of underlined parts:
1. common (adjective)
2. her eldest son (direct object)
3. many people (subject)
4. I (subject), the children (indirect object), a trip to the zoo (direct object)
5. his girlfriend (indirect object), a ring (direct object)
6. John and Mary (subject)
7. John (direct object), his assistant (indirect object)
8. I (subject), my friend (indirect object), a letter (direct object)
9. internal auditors (predicate nominative)
10. The door (subject)
11. his friend (direct object)
12. He (subject), his shirt (direct object)
13. I (subject), a sound (direct object)
14. noisy (predicate adjective)
15. the wall (direct object), white (predicate adjective)
16. This shoe (subject), my foot (direct object)
17. The room (subject), musty (predicate adjective)
18. me (indirect object), a push (direct object)
19. me (indirect object), a fire (direct object)
20. The final match (direct object)