Certainly! Here’s how to identify the odd one out for each set of words:

1. **C. reunion** (The other words relate to religious practices, while "reunion" does not.)
2. **D. practise** (The other words relate to cultural practices or customs, while "practise" is an action.)
3. **C. bloom** (The other words are objects commonly associated with celebrations, while "bloom" refers to the process of flowering.)
4. **A. decorative** (The other words are nouns that refer to types of plants, while "decorative" is an adjective.)
5. **C. luck** (The other words refer to places of worship, while "luck" does not.)
6. **A. some** (The other words refer to specific articles or determiners, while "some" indicates an indefinite quantity.)
7. **B. important** (The other words are types of events or occasions, while "important" is a descriptive adjective.)
8. **A. meat** (The other words relate to types of meals or food in a broader sense, while "meat" is a specific food type.)
9. **D. dance** (The other words are musical instruments, while "dance" is an activity.)
10. **A. pole** (The other words can be associated with actions or emotions, while "pole" is a noun for a physical object.)

Now, for the sentences using the words in the box:

1. The Vietnamese often prepare **offerings** to worship their ancestors during Tet holiday.
2. This year, we are going to break with the **tradition** and spend the first two weeks of the new year in Singapore.
3. Tet is a great time to show the good Vietnamese **values** through traditional activities such as decorating houses with kumquat trees and peach blossoms.
4. Some people usually put up tall bamboo poles to **chase** away bad luck.
5. Teaching children to cook is a good way to **preserve** family recipes.
6. Village festivals help us strengthen our family **bonds**.
7. Ancient Egyptians **worshipped** the Sun.
8. We can see many flowers and **ornamental** trees everywhere before Tet holiday.
9. In the Central Highlands, the biggest and tallest house in the village is the **communal** house.
10. Language, religion, food, and art are just some features of the various aspects of **culture**.

If you need any further assistance, feel free to ask!