Practice

Câu 1

a. Anna: That is true, and we can also unplug devices we are not using.

b. Tom: We should turn off the lights when leaving the room to save electricity.

c. Tom: Exactly, every small action helps reduce our carbon footprint.

c - a - b
b - a - c
b - c - a
a - c - b
Câu 2

a. Peter: Do not worry, we can just buy some paper bags this time instead of plastic ones.

b. Peter: Did you bring your reusable shopping bags to the supermarket?

c. Mary: Oh no, I completely forgot them at home again.

b - c - a
c - b - a
b - a - c
a - b - c
Câu 3

a. Linda: That sounds great! Trees are really important for improving air quality.

b. David: I am planning to plant some trees in my garden this weekend.

c. David: Yes, and they also provide nice shade during the hot summer months.

a - b - c
b - c - a
b - a - c
c - a - b
Câu 4

a. Kate: Really? I usually spend at least twenty minutes in the bathroom.

b. John: You should try to cut it down to five or ten minutes to help the environment.

c. John: I read that taking shorter showers can save a lot of water every day.

b - c - a
c - a - b
a - c - b
c - b - a
Câu 5

a. Mia: It belongs in the green bin for recyclable materials.

b. Alex: Thanks, I always get confused about how to sort my rubbish correctly.

c. Alex: Do you know which bin this glass bottle goes into?

c - b - a
a - c - b
b - c - a
c - a - b
Câu 6

a. Sophie: That is a brilliant idea, it will reduce waste and help people in need.

b. Ryan: Why don't you donate them to a local charity instead of throwing them away?

c. Sophie: I have so many old clothes that I do not wear anymore.

b - a - c
c - a - b
a - b - c
c - b - a
Câu 7

a. Mike: Good thinking, reducing food waste is an easy way to protect the planet.

b. Mike: We bought too much food for the party, and now a lot of it will go bad.

c. Jane: We shouldn't throw it out; let's share the leftovers with our neighbors.

b - a - c
c - b - a
b - c - a
a - b - c
Câu 8

a. Chloe: Wow, that is a great way to use renewable energy and save on electricity bills.

b. Leo: Yes, we hope it will make our home much more eco-friendly.

c. Leo: My parents have just installed solar panels on the roof of our house.

c - a - b
c - b - a
a - b - c
b - a - c
Câu 9

a. Sam: Awesome, I will text you the exact time and location later today.

b. Sam: Our school is organizing a beach clean-up event this Sunday morning.

c. Lily: Count me in, I hate seeing plastic trash covering the beautiful sand.

c - b - a
a - c - b
b - c - a
b - a - c
Câu 10

a. Sarah: Yes, I read about that. It is really harmful to marine life like sea turtles.

b. Sarah: I agree. I have started bringing my own cloth bags to the supermarket.

c. Paul: Did you know that millions of tons of plastic end up in the ocean every year?

d. Paul: That is a great start! I will buy a reusable coffee cup tomorrow.

e. Paul: Exactly. We should try to use less single-use plastic in our daily lives.

d - b - e - a - c
c - a - e - b - d
e - a - c - b - d
d - a - c - b - e
Câu 11

a. Mike: You are right. We should turn it off when the weather is cool enough.

b. Mike: Our electricity bill was very high this month.

c. Mike: Let us go to the hardware store this weekend to buy some.

d. Lisa: Oh no! Maybe we are leaving the air conditioner on for too long.

e. Lisa: Good idea, and we can also switch to LED bulbs to save more energy.

b - e - c - d - a
b - d - a - e - c
b - d - c - e - a
a - d - b - e - c
Câu 12

a. Tom: We should organize a tree-planting event with our neighbors next month.

b. Tom: Perfect. I will talk to the park manager to get permission first.

c. Emma: I noticed that too. There is almost no shade for people to sit under.

d. Emma: That sounds wonderful! I can help create flyers to invite everyone.

e. Tom: The local park looks quite empty without any big trees.

b - c - a - d - e
a - c - e - d - b
e - c - a - d - b
b - d - e - c - a
Câu 13

a. Mary: You could ride a bicycle to the station; it is healthy and eco-friendly.

b. Mary: It is also bad for the environment. Have you considered taking the subway?

c. John: That actually makes sense. I will fix my old bike this evening.

d. John: Driving to work every day is getting so expensive because of gas prices.

e. John: I have thought about it, but the station is a bit far from my house.

d - a - e - b - c
c - a - e - b - d
d - b - e - a - c
e - b - d - a - c
Câu 14

a. Chloe: Yes, it is quite worrying. We really need to start saving water at home.

b. Alex: I will keep that in mind. Every drop counts!

c. Alex: Did you see the warning about the water shortage in our city?

d. Chloe: We should also turn off the tap while brushing our teeth or washing dishes.

e. Alex: What can we do? I already take short showers every morning.

c - a - e - d - b
c - d - e - a - b
b - d - e - a - c
e - a - b - d - c
Câu 15

a. Anna: You should be careful. Fast fashion causes a lot of pollution and textile waste.

b. Kevin: Thanks for telling me. I think I will save my money and skip this sale.

c. Kevin: Really? I did not realize that buying clothes could harm the planet.

d. Kevin: Look at this online sale! I want to buy these five cheap T-shirts.

e. Anna: It takes tons of water to make one shirt. It is better to buy fewer, high-quality items.

d - a - c - e - b
d - e - c - a - b
b - e - c - a - d
c - a - b - e - d
Câu 16

a. David: Oh, I did not know that. So where should I throw it?

b. Sophie: You have to put the greasy parts in the regular trash, but the clean lid can be recycled.

c. Sophie: No, you cannot recycle cardboard that is covered in food or oil.

d. David: I see. Tearing the box apart takes a little time, but it is worth it.

e. David: Can I put this greasy pizza box into the recycling bin?

e - b - a - c - d
a - b - d - c - e
a - c - e - b - d
e - c - a - b - d
Câu 17

a. Mark: I heard the government is offering discounts for installing solar panels.

b. Jenny: He says his bills are already much lower, and he feels good about using clean energy.

c. Mark: Has he noticed any difference in his electricity bills yet?

d. Jenny: Yes, my uncle just installed some on his roof last week.

e. Mark: That is amazing. I should suggest this idea to my parents tonight.

e - b - a - d - c
c - d - a - b - e
a - d - c - b - e
a - d - e - b - c
Câu 18

a. Lucy: Wait! You should never throw electronics into the regular trash.

b. Peter: I had no idea. I will look for an e-waste recycling center nearby instead.

c. Peter: My smartphone is broken, so I am going to throw it in the garbage bin.

d. Lucy: Electronic waste contains toxic chemicals that can leak into the soil and water.

e. Peter: Why not? It is just a small device.

c - a - b - d - e
b - a - e - d - c
e - a - c - d - b
c - a - e - d - b