IV. Give the correct form of the word given to complete the sentence.
12. Tidal energy is renewable, and clean. (plenty)
13. It was not _ that she failed her test. She never studied. (surprise)
14. Now I’m . I didn’t get you a present. (embarrass)
15. Edison is one of the greatest in the world. (invent)
12.plentiful
13. surprising
14. embarrassed
15. inventors
12.plentiful 13. surprising
14. embarrassed 15. inventors