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Study these instructions ผูเรยี นทาํ ความเขาใจกับประโยคคําส่งั /ขอ แนะนําตอไปน้ี
- Turn off the TV. when no one is watching it.
- Don’t leave your computer, radio or computer games switch on when you are not

using them.
- Keep the curtains closed on very hot days to protect from the hot air .
- Don’t keep the refrigerator door open any longer than you need to.
- Use recycled products, especially paper.

กจิ กรรมท่ี 3 Listen and Practice
Listen and complete these instructions
ฟง ขอความตอ ไปนี้ เตมิ คาํ ในชอ งวา งดว ยคําทใ่ี หไ ว

car pool separating borrow

Reduce remove

1. _________ your use of air conditioning.
2. Start __________ out your newspaper, other paper, glass, aluminum and food

wastes.
3. Join the ____________ or use public transport to commute.
4. Rent or ___________ items that you don’t use often.
5. ___________ unnecessary articles from your car. Each 100 lbs. of weight

decreases fuel efficiency by 1%

Read the passage and do the exercises.
อา นทําความเขาใจเรอ่ื งราวตอ ไปน้แี ลว ทาํ แบบฝกหดั ขา งลาง

Think About What Your Family Buys
If you buy things that can be used over and over instead of buying disposable

items that are used once and then thrown away, you will save precious natural resources.