| 听材料，回答问题。 |
| 1. The writer went to an old people's home to ______ last year. |
| A. look after them. B. play the piano for them. C. sing songs for them. |
| 2. The old people felt _____ when they saw the children perform the play. |
| A. worried. B. lonely. C. happy. |
| 3. The writer wants to be _____ when he grows up. |
| A. a doctor B. a volunteer. C. a teacher. |
| 4. Peter should be allowed to volunteer at the newspaper office ______. |
| A. once a week B. once a year C. once a month |