Here are the correct answers for each question:

**19.** We tried lots of hotels. ___ of them had any rooms.
**Answer:** B. None

**20.** ___ of the companies supports a local charity.
**Answer:** C. Most

**21.** ___ my mother nor my aunt likes going shopping.
**Answer:** C. Neither

**22.** ___ of us wants to remind about that accident.
**Answer:** A. Either

**23.** "She doesn't want to criticize Laura" - ___
**Answer:** A. Neither

**24.** I want some cake, but there was ___ left.
**Answer:** C. none

**25.** Have you read ___ of these books?
**Answer:** A. any

**26.** ___ of this money is yours, and half is mine.
**Answer:** A. either

**27.** ___ all of my children have visited this pagoda.
**Answer:** B. Most

**28.** She has given me ___ three books.
**Answer:** D. the other

**29.** You shouldn't expect ___ to do your work for you.
**Answer:** A. others

Feel free to ask if you need further explanations or assistance!