1. ______ student was given a Children's Day souvenir.

2. Lina doesn't know that we have planned a surprise birthday celebration, ______?

3. "I cannot complete the task ______ Tom helping me," Sam said helplessly.

4. Mrs Lim told Adam and Rick to clean the kitchen by ______.

5. "Has anyone ever ______ a painting on the wall before?" Mr Ali asked the class.

6. "I ______ for you since noon. Why are you late?" Tina asked Josh angrily.

7. Either Kelly or her brothers ______ coming to the party next week.

8. The car ______ belongs to my uncle is parked outside my house.

9. John stumbled ______ his mother's old journal and returned it to her immediately.

10. "______ traffic is what I do every day," the traffic police said.