Here’s a completed version of the text with suitable words filled in:

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**My First Voluntary Experience**

It was a sunny day (1) **when** I first got involved in community service. I (2) **joined** a group of more than 20 students to do voluntary work in a school of (3) **local** children. Soon after we came there, the leader divided us into several teams with different duties. My job was to play with the children there. To be honest, I was a bit confused at first. There were many children and all of them had health problems. However, most of them were (4) **cheerful** and friendly. They seemed to enjoy the volunteers’ visit and they played joyfully with us. We (5) **entertained** the kids with papers and pencils and instructed them to draw. We maintained a cozy atmosphere until the volunteer group had to leave. It was such an amazing experience to me that I could (6) **never** forget it. I involved in many other charitable projects (7) **after** my first voluntary experience. I think I will continue doing charity in the future (8) **whenever** I have time.

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