Here are the answers for the exercises based on the passage in your document:

### Exercise 10:
1. 96: **B. blond**
2. 97: **C. American**
3. 98: **A. plays**
4. 99: **B. is playing**
5. 100: **C. from**

### Exercise 11:
101. Students often play **football** and **basketball**.
102. They go swimming **once a week**.
103. Some students practice playing musical instruments in **music classes** or join **music clubs**.

Feel free to ask if you need further assistance!