Điền từ:

1. with (với): "Tôi quyết định làm việc với những bệnh nhân tại nhà." (I decided to work with patients at home.)
2. go (đi): "Họ cũng muốn đi ra ngoài với ai đó" (They also want to go out with someone)
3. difficult (khó): "Tuy nhiên, nói lời tạm biệt với họ khi mọi chuyện kết thúc có thể rất khó." (However, it can be difficult to say goodbye to them)

Câu hoàn chỉnh:

It has been a pleasure to do voluntary work as my hobby. Also, I find it easy to do. I decided to work with patients at home. They need to live normally again. They feel lonely and want to 1 go out with someone, perhaps to do some shopping or just to get some fresh air. It has been great meeting new people in this way. However, it can be difficult to say goodbye to them when it all comes to an 2 end. I am glad to do voluntary work in this way, 3 and...