I. Circle the letter A, B, C, or D to indicate the word whose underlined part differs from the others

1. A. helped (helped) B. donated (donated) C. washed (washed) D. laughed (laughed)

2. A. tutor (tutor) B. collector (collector) C. sore (sore) D. doctor (doctor)

3. A. cleaned (cleaned) B. recycled (recycled) C. exchanged (exchanged) D. picked (picked)

II. Circle the letter A, B, C, or D to indicate the word that differs from the others

1. A. exercise (exercise) B. volunteer (volunteer) C. charity (charity) D. serious (serious)

2. A. homeless (homeless) B. sunburn (sunburn) C. provide (provide) D. healthy (healthy)

III. Circle the letter A, B, C, or D to indicate the correct answer to each of the following questions.

1. Many people do volunteer work because they want to make a D. difference to the world.

2. Many elderly people live in A. nursing homes.

3. A. Homeless people are those who do not have a home.

4. We should B. donate money to help people in the flooded areas.

5. Our school sends students to B. hospitals to help sick people every June.

6. The Japanese stay healthier B. because they eat a lot of fish.

7. There are a lot of A. homeless people after the earthquake two days ago.

8. We stayed to clean up the campsite D. since it was full of rubbish.

9. We B. donated old clothes and canned food to the people in the flooded area last week.

10. A volunteer always helps other people willingly and B. without any payment.

IV. Put the verbs in brackets in the correct form.

1. The storm was so terrible that my house was completely destroyed last night.

2. My grandfather taught me how to cook when I was five years old.