Dưới đây là phần điền vào chỗ trống cho đoạn văn:

Over the last few years, I have discovered that one of my favorite things to do in my free time is to (1) **volunteer**. I have volunteered for a variety of different (2) **activities** and carried out a variety of different roles. These have included simple, everyday (3) **activities** like taking dogs for walks at an (4) **animal** rescue centre and running activities for children at an after-school club. But I have also volunteered for some more (5) **professional** roles, like translating and managing a charity event.