Answer and Explanation:
A complete subject is the simple subject or the main word plus the other words that describe it (modifiers).
A complete predicate is the verb (the main word) and its modifiers).
The subject does the action, and the predicate gives information about the subject.
6. Subject: The girls next door (main word: girls ) Predicate: came to see me. (main word: came )
7. Subject: The aerobics class after work (main word: class ) Predicate: was noisy. (main word: was )
8. Subject: The factory down the street (main word: factory ) Predicate: burned to the ground last night. (main word: burned )
9. Subject: The heavy snow (main word: snow ) Predicate: came unexpectedly yesterday. (main word: came )
10. Subject: The strong winds (mains word: winds ) Predicate: built high drifts. (main word: built )