Emeralds are very beautiful and quite expansive. which means one of two things they are a high demand or they are hard to get
<span>15. Mona Lisa smiled mysteriously. (Past)
16. The three of us have planned on a picnic. (Present perfect).
17. Both teams will play a good game. (Future)
18. I expect to had enjoyed the beach. Past perfect:
19. We will be packing sandwiches for lunch. Future progressive:
20. Ron will have forgotten to feed the cat. Future perfect:
21. Anne had been staying home during her boyfriend’s trips. Past perfect progressive:
22. The author will have been promoting her book. Future perfect progressive:
23. Cardinals have been nesting in the shrubs. Present perfect progressive:</span>
Answer:
the answer is a due to the underlined word
