These symbols [ ] _ _ < > ( ) are used to identify the parts of each sentence in patterns I, II, and III:
_verb_ OR verb
Pattern I. Subject + Intransitive Verb + Complement
1. [Swimming] _can be_ a relaxing and enjoyable <sport>.
2. The [water] _feels_ <cool> (to the skin)( on a hot summer day).
3. [Mr]. and [Mrs. Yang] often _swim_ (after getting) home (from work).
4. [They] _go_ (to the public swimming pool) (in their neighborhood).
Pattern II. Subject +Transitive Verb + Object (n, pron, inf, ger)
5. The [Yangs] _enjoy_ <swimming> (in their neighborhood pool).
6. [Mr. Yang] _likes_ <to swim> to relieve stress (after a day's work).
7. [Mrs. Yang] _encourages_ <him> to swim as often as possible.
8. [They] sometimes _take_ their <daughter> (with them), too.
9. Their [daughter] _loves_ <jumping> (into the water) (with a splash).
Pattern III. Subject+Verb (passive voice)
10. The [water] (in the pool) _is heated_ (by several solar panels).
11. On clear days, their [skin] _is tanned_ (by the sun).
12. Their [eyes] _are protected_ (from the chlorine) (by swim goggles).
13. Their [spirits] _are lifted_ (after half an hour) (of swimming).
Sentences with compound elements
14. Brackets [ ] are used to identify each compound element.
15. [Mr. Yang], [Mrs. Yang], and their [daughter] like to go swimming. (compound subject)
16. This leisure activity [tones their muscles] and [relaxes their minds]. (compound verb phrase)
17. They take their [swimsuits], [goggles] and [towels] to the pool. (compound object)
18. They swim [in the evening], [on Saturday morning], or [on Sunday afternoon]. (compound prepositional phrase)