2. Join the following sentences. Use who, that, which or whose. Add commas where necessary.

(Nối các câu sau. Sử dụng who, that, which hoặc whose. Thêm dấu phẩy nếu cần thiết.)

1. My brother teaches me how to use a laptop. He is good at computers. 

=> My brother _________________________________________________________________________.

2. Peter is a friend of mine. His sister is taking an online maths course. 

=> Peter ______________________________________________________________________________.

3. Lan has read the book. I lent her the book. 

=> Lan _______________________________________________________________________________.

4. The boy has designed this invention. He is only 10 years old.

=> The boy___________________________________________________________________________.

5. That app is easy to use. It can help improve your English pronunciation.

=> That app __________________________________________________________________________.

2. Complete the following sentences using the correct forms of the words in 1.

(Hoàn thành các câu sau bằng cách sử dụng các dạng đúng của các từ trong Bài 1.)

1. He is very __________. He is always willing to give a lot of money to charity.

2. The school is difficult to get to because it is located in a _______ аrеа.

3. If you don't have time to volunteer, you can________money and food.

4. This clean water project will ________the people in the village.

5. Our club needs more ______to clean up the park at the weekend.

2. Change these sentences into reported speech.

(Chuyển các câu sau về câu gián tiếp.)

1. ‘The burning of coal leads to air pollution,’ Mrs Le explained.

(“Việc đốt than dẫn đến ô nhiễm không khí,” bà Lê giải thích.)

2. ‘I have to present my paper on endangered animals next week,’ Nam said.

(“Tôi phải trình bày bài làm của tôi về động vật có nguy cơ tuyệt chủng vào tuần tới,” Nam nói.)

3. ‘Do human activities have an impact on the environment?’ Linda asked the speaker.

(“Các hoạt động của con người có tác động đến môi trường không?” Linda hỏi diễn giả.)

4. ‘What environmental projects is your school working on?’ Nam aksed Mai.

(“Trường bạn đang thực hiện những dự án môi trường nào?” Nam hỏi Mai.)

5. ‘I will read more articles before writing the essay, Nam,’ Tom said.

(‘Tôi sẽ đọc thêm nhiều bài báo trước khi viết bài luận, Nam,’ Tom nói.)

1. Match the words and phrases with their meanings.

(Nối các từ và cụm từ với nghĩa của chúng.)

2. Complete the sentences with the words and phrases in 1.

(Hoàn thành các câu với các từ và cụm từ ở bài 1.)

1. ______ learning allows us to communicate with teachers immediately and directly.

2. One benefit of ______ is that you can learn anytime and anywhere.

3. Our teachers always encourage us to ______ lessons before class.

4. You need a specific _______ to improve your English speaking skills.

5. ________ combines online videos with traditional classroom methods.

1. Read the text. Match the highlighted words with their meanings.

(Đọc văn bản. Nối các từ được làm nổi bật với nghĩa của chúng.)

The more people travel, the bigger impact they may have on the environment. How can we reduce it while travelling? Here are some advice.

Reduce your carbon footprint while travelling. Since flying produces more carbon footprint than any other means of transport, you should only fly when the trip is long. During the trip, you should walk, cycle or use public transport as much as you can. This not only helps to keep the environment clean, but also allows you to enjoy the beauty of nature and interact with local people. 

Choose eco-friendly activities that benefit animals and the ecosystem. Avoid activities that allow you to touch or ride animals because they disturb their natural patterns and attract many people. Instead, visit wildlife parks or organic farms. These will help you understand and respect the nature more and stop doing things that harm the environment.

1. Change these sentences into reported speech.

(Thay đổi những câu này thành câu gián tiếp.)

1. ‘I am doing research on sustainable tourism.' said my brother.

(‘Anh đang nghiên cứu về du lịch bền vững.' anh tôi nói.)

2. Do you like watching programmes about wildlife and nature, Nam?' Minh asked.

(Bạn có thích xem các chương trình về thiên nhiên và động vật hoang dã không Nam?' Minh hỏi.)

3. 'What can we do to reduce the impact of global warming on the environment, Mr Smith?' Hoa asked.

('Chúng ta có thể làm gì để giảm tác động của hiện tượng nóng lên toàn cầu đối với môi trường, thưa ông Smith?' Hoa hỏi.)

4. ‘We are going to organise a lot of activities during Earth Hour this year,' the club's secretary said.

(“Chúng tôi sẽ tổ chức rất nhiều hoạt động trong Giờ Trái đất năm nay,” thư ký của câu lạc bộ cho biết.)

5. 'The animals will not survive the extreme cold weather in the North.' the teacher explained.

('Các loài động vật sẽ không thể sống sót trong thời tiết lạnh giá khắc nghiệt ở miền Bắc.' giáo viên giải thích.)

2. Complete the following sentences using the correct forms of the words in bold in 1.

(Hoàn thành các câu sau sử dụng dạng đúng của các từ in đậm ở bài 1.)

1. Joining the WTO has helped Viet Nam _________ its economic growth.

2. Viet Nam _________ foreign investors in various parts of the economy.

3. We _________ to use the donations effectively We have signed an agreement on this.

4. This environmental organisation _________ to protect local forests. It has a detailed plan to achieve this.

5. We need to improve the quality of goods and services so that they can _________ new markets.

Put the verbs in brackets in the correct forms.

(Chia dạng đúng các động từ trong ngoặc.)

1. If I (be) ______ you, I (live) ______ with a host family so that I can learn more about the local culture.

2. If we (work) ______ together, we (be) ______ able to reduce the negative impact of tourism on the environment.

3. If we (allow) ______ more people to crowd the city centre, we (have) ______ to deal with environmental pollution in the future.

4. If we (have) ______ enough money, we (go) ______ on an ecotour to Finland. Instead, were staying in Viet Nam in the summer.