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11. Choose the preposition, adverb or relative pronoun for the marked gap in each sentence.Chọn giới từ, trạng từ hoặc đại từ quan hệ cho chỗ trống được đánh dấu trong mỗi câu.

1. Gap (1): Every afternoon, our monitor switches (1) ___ the fans and the lights, (2) ___ saves a lot of electricity.AupBoffCon
2. Gap (2): Every afternoon, our monitor switches (1) ___ the fans and the lights, (2) ___ saves a lot of electricity.AwhoBwhereCwhich
3. Gap (3): Some students throw (3) ___ their snack wrappers instead of using the bins, (4) ___ makes the yard dirty.AawayBupCoff
4. Gap (4): Some students throw (3) ___ their snack wrappers instead of using the bins, (4) ___ makes the yard dirty.AwhereBwhoCwhich
5. Our class must care ___ the environment.AatBaboutCwith

22. Match the five words (1–5) to their definitions (a–e).Nối mỗi từ (1–5) với nghĩa của nó (a–e).

1. 1. waste (n)chọn…a. a large place where rubbish from homes and shops is buriedb. paper, plastic or card that covers goods in a shopc. a box, jar or bowl in which you keep thingsd. to use something one more time instead of throwing it awaye. the use of more of something than you need, so that it is lost for nothing
2. 2. landfill (n)chọn…a. a large place where rubbish from homes and shops is buriedb. paper, plastic or card that covers goods in a shopc. a box, jar or bowl in which you keep thingsd. to use something one more time instead of throwing it awaye. the use of more of something than you need, so that it is lost for nothing
3. 3. reuse (v)chọn…a. a large place where rubbish from homes and shops is buriedb. paper, plastic or card that covers goods in a shopc. a box, jar or bowl in which you keep thingsd. to use something one more time instead of throwing it awaye. the use of more of something than you need, so that it is lost for nothing
4. 4. packaging (n)chọn…a. a large place where rubbish from homes and shops is buriedb. paper, plastic or card that covers goods in a shopc. a box, jar or bowl in which you keep thingsd. to use something one more time instead of throwing it awaye. the use of more of something than you need, so that it is lost for nothing
5. 5. container (n)chọn…a. a large place where rubbish from homes and shops is buriedb. paper, plastic or card that covers goods in a shopc. a box, jar or bowl in which you keep thingsd. to use something one more time instead of throwing it awaye. the use of more of something than you need, so that it is lost for nothing

33. Choose the right word for each gap.Chọn từ đúng cho mỗi chỗ trống.

1. Don’t leave the tap running while you brush your teeth; it is a terrible ___ of water.AwasteBcontainerClandfill
2. Most of the ___ around the new headphones was plastic and foam, so we had to throw it away.AreuseBlandfillCpackaging
3. Rubbish from houses and shops is buried in a huge ___ outside the city.AcontainerBlandfillCpackaging
4. You can ___ glass jars as pots for pens and brushes.AreuseBlandfillCwaste
5. I keep my lunch in a plastic ___ with a tight lid.AwasteBlandfillCcontainer

44. Choose the right preposition or adverb for each sentence.Chọn giới từ hoặc trạng từ đúng cho mỗi câu.

1. Please listen ___ the teacher when she explains how to sort the rubbish.AofBatCto
2. Our school has to apply ___ a grant to buy new recycling bins.AtoBforCat
3. Can you look ___ the word ‘compost’ in the dictionary?AupBoffCon
4. Many factories now try to get rid ___ their waste in safer ways.AfromBofCby

55. Choose the ending that joins the two sentences into one with a relative clause.Chọn phần kết nối hai câu thành một câu có mệnh đề quan hệ.

1. Many cafes now give discounts to customers with their own cups. This encourages people to use fewer disposable cups. → Many cafes now give discounts to customers with their own cups, ___.Awho encourages people to use fewer disposable cupsBwhich encourages people to use fewer disposable cupsCthat encourages people to use fewer disposable cups
2. The city bans plastic bags in markets. This has reduced the amount of rubbish on the streets. → The city bans plastic bags in markets, ___.Awho has reduced the amount of rubbish on the streetsBthat has reduced the amount of rubbish on the streetsCwhich has reduced the amount of rubbish on the streets
3. Tom forgot to turn off the tap. That is why the bathroom flooded. → Tom forgot to turn off the tap, ___.Awhich is why the bathroom floodedBwhat is why the bathroom floodedCwho is why the bathroom flooded