Here are the best answers to the questions based on the provided sentences:

1. My mother **C. makes** the gardening every Saturday.
2. Can you please help me **B. sweep the floor**?
3. People can **A. dance, eat** and drink watch fireworks on New Year’s Eve.
4. The car company **A. is** really big.
5. The house **B. has** three floors.
6. Jenny: Who does the housework in your family?
Anna: My younger sister. She’s just 5 years old.
7. Jenny: Is your house big? What about you?
Jenny: It has two bedrooms.
Anna: **D. What** bedrooms do you have?
8. Tommy: How many floors does your brother have?
Peter: **C. Where** in a bank.
9. Mike: What are you doing for Halloween?
Children **B. decorate**.
10. As a waiter, I serve **A. guests**.

Feel free to ask if you need further assistance!