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b. Solar energy is a renewable source. c. Many countries are investing in solar energy. d. It helps reduce pollution and save fossil fuels. Choose the correct order: A. a – b – c – d B. b – a – d – c C. b – d – a – c D. c – a – b – d Exercise 5 a. I often take part in local volunteer projects. b. Volunteering is a meaningful activity. c. It teaches us important life skills. d. We can make a difference in our community. Choose the correct order: A. d – c – b – a B. b – a – c – d C. a – b – c – d D. a – c – d – b Exercise 6 a. People there are friendly and helpful. b. I love coming back there every summer holiday. c. It has green fields and small rivers. d. My hometown is a quiet and peaceful place. Choose the correct order: A. d – c – b – a B. b – c – d – a C. a – d – c – b D. a – c – b – d Exercise 7 a. We played it in the garden after school. b. Those were wonderful memories. c. It was our favorite game. d. When we were young, we loved playing hide and seek. Choose the correct order: A. a – b – d – c B. d – a – c – b C. a – c – b – d
D. b – c – a – d Exercise 8 a. People can send emails, chat online, and make video calls easily. b. The Internet has changed the way we communicate. c. It's important to balance online and offline life. d. However, some people spend too much time online. Choose the correct order: A. a – c – b – d B. a – b – c – d C. b – a – c – d D. c – a – b – d Exercise 9 a. Space tourism is also becoming popular. b. Space travel has always fascinated humans. c. In the future, people might live on Mars. d. Scientists are working hard to make it possible. Choose the correct order: A. b – c – d – a B. c – d – b – a C. a – b – c – d D. a – c – d – b Exercise 10 a. I prepared a speech about protecting the environment. b. My school organized an English Speaking Contest last month. c. It was an exciting and meaningful event. d. Many students joined and showed their talents. Choose the correct order: A. b – c – a – d B. d – b – a – c C. a – b – c – d D. b – a – c – d Exercise 11 a. The old houses looked beautiful in the rain.
b. Although it rained heavily, we still visited the ancient town. c. It was an unforgettable trip. d. We took many amazing photos. Choose the correct order: A. b – d – a – c B. a – b – c – d C. d – b – a – c D. a – d – b – c Exercise 12 a. Life will be much easier with the help of robots. b. In the future, robots might even teach children. c. Robots are becoming more popular in our daily lives. d. They can clean the house and cook meals. Choose the correct order: A. a – b – c – d B. c – b – d – a C. b – a – c – d D. c – d – b – a Exercise 13 a. Using cloth bags instead of plastic bags is a good idea. b. Plastic pollution is a serious problem. c. We should reduce plastic use to protect the environment. d. It harms animals and pollutes oceans. Choose the correct order: A. b – d – c – a B. c – b – a – d C. a – d – b – c D. b – c – a – d Exercise 14 a. The Imperial City was so impressive. b. I visited Hue last summer. c. I hope to visit it again next year. d. I learned a lot about Vietnamese history. Choose the correct order: A. b – d – a – c B. a – b – d – c C. b – a – d – c