Answer:
1. The students wanted to go to the museum. *they forgot a period
2. Can we visit your parents this Saturday? *they forgot a question mark
3. We are so excited about going to the exhibition! *they forgot an exclamation mark
4. Behave well. *they forgot a period
5. What a day it has been. *they forgot a period
6. How many new words have you learned today?
7. What an excellent idea! *they forgot an exclamation point
8. Kangaroos are usually found in Australia. *they forgot a period
Step-by-step explanation: