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III. Put the words in bracket into the correct form to complete the sentences.
1. It’s important to _______ your skin from the harmful effects of the sun. (protection)
2. The craft villagers are so ________________. (skill)

3. Community ______________ have a lot of positive effects on students. (serve)
4. After the party, I ______________ twenty bottles from various parts of the house yesterday. (collect)
5. He’s well-known in the local ______________.
6. All our profits are re-invested in research and ______________. (develop)
7. The homeless shelters are entirely staffed by ______________ worker. (volunteer)
8. We help with ______________ and gardening. (old)
9. I’d like to work as a volunteer for a charity ______________. (organize)
10. He made a $5000 ______________ to charity. (donate)

IV. Put the verbs in brackets in the past simple form.
1. Last week, my mother __________ me to the zoo. (take)
2. When we __________ at the party, there (not be) __________ many people there. (arrive)
3. My mother __________ me (buy) me a new dress. (say)
4. Last summer, my father __________ me to drive. (teach)
5. I __________ doing charity when I __________ a first year student. (start)
6. Many rich people __________ (donate) money for this volunteer program.