When __________________________ , ________________________________

.

3. The scientists found a wrinkled and brownish plastic straw. The object came out.

__________________________________________________________________.

________________________________ , _________________________________

4. Melati and her sister called for help to pick up the trash. A storm washed up tons of plastic trash onto Kuta Beach.

__________________________________________________________________.

________________________________ , ________________________________.

5. The Tosser! campaigns helped reduce litter in NSW from 2014 to 2020. Other government departments across NSW used the campaign.

Kunci Jawaban

Jawaban Worksheet 4.20

3. When Melati and Isabel decided to tackle plastic pollution, they were only 12 and 10 years old.

4. When they walked to the rice fields or when they went to the beaches, they saw it.

Jawaban Worksheet 4.21

1. Melati and Isabel saw some plastic bottles and bags when they went hiking to Mount Batur with their parents.