Our greener world TEST 1 I. Find the word which has a different sound in the part underlined. 1. A. can B. bag C. ball D. plastic 2. A. shop B. go C. lot D. clock 3. A. usage B. student C. computer D....

I'll be happy to help you with the test. **I. Find the word which has a different sound in the part underlined.** 1. A. can (short 'a' sound, while the others have a short 'a' sound but in different vowel combinations) Answer: A. can 2. A. shop (short 'o' sound, while the others have different vowel sounds) Answer: A. shop 3. A. usage ( sounds like /juːzɪdʒ/; 'u' is pronounced like 'y' and followed by a short 'i' sound; others have different sounds for the underlined parts) Answer: A. usage 4. A. reduce ( sounds like /rɪˈdjuːs/; 'u' is pronounced like 'y' and followed by a long 'u' sound; others have different sounds for the underlined parts) Answer: A. reduce 5. A. light (short 'i' sound, while the others have different vowel sounds or diphthongs) Answer: A. light **II. Fill in each blank with a suitable word from the box.** 1. Using green shopping bags is better than using **plastic** bags. 2. “Recycle” means “create new **products** from used materials”. 3. You should throw **rubbish** in the rubbish bin. 4. We can keep our **environment** greener by planting more trees. 5. They should use **reusable** bags when they go shopping. 6. Please put the used bottles into the recycling **bin**. 7. Students can **exchange** their old books for new ones. 8. We often **reuse** the old bottles to make flower vases. **III. Complete the sentences with a, an, or the.** 1. She has **an** apple. 2. We are **a** family. 3. My brother works in **the** hospital. 4. **The** girl standing by Peter is my sister. 5. He is **a** rich man. 6. Linda is **an** intelligent girl. 7. **The** Moon is very far from the Earth. 8. **The** boys wearing blue uniforms are my students. 9. My uncle is **a** good engineer. 10. Mai will attend **the** Young Talent competition at school. **IV. Match the clauses in columns A and B to make a first conditional sentence.** 1. If the soil is polluted, **f. the plants will die.** 2. If they have a shower instead of a bath, **c. they will save a lot of water.** 3. If you wear that shirt, **e. you’ll look really good.** 4. If you invite her to the cinema, **b. I’m sure she’ll say “yes”.** 5. If I phone you at nine, **h. will you be at home?** 6. If we plant more trees, **g. we will have more oxygen to breathe.** 7. If you touch that dog, **a. it’ll bite you.** 8. If it’s sunny tomorrow, **d. we’ll go to the beach.** I'll help you with the test. Here are the answers: I. Find the word which has a different sound in the part underlined. 1. D. desks (the others end with a "ts" sound, while "desks" ends with a "ks" sound) 2. A. cakes (the others end with the "s" sound, while "cakes" ends with a "ks" sound) 3. D. invited (the others end with the "ed" sound, while "invited" ends with a distinct vowel sound) 4. D. carton (the others have a distinct stress pattern, while "carton" has a different stress pattern) 5. A. truth (the others end with the "u" sound, while "truth" ends with a distinct "u" sound with a different vowel sound) II. Match the verbs in column A with the suitable phrases in column B. 1. do - a. the bed 2. make - c. the laundry 3. lift - d. heavy things 4. guard - b. the building all day 5. recognize - f. our voices 6. understand - e. the lecture III. Complete the sentences with the superlative form of the adjectives in brackets. 1. This robot is the smartest robot here. 2. Mount Everest is the highest mountain in the world. 3. Perhaps today is the hottest day of the month. 4. Jolie is the nicest girl among them. 5. February is the shortest month of the year. 6. Peter is the best student in our class. 7. Ho Chi Minh City is the biggest city in Viet Nam. 8. This is the easiest problem that I know. 9. She may be the happiest woman in the world. 10. Uranus is the coldest planet in the solar system. IV. Complete the short exchanges below. 1. A: Do you think robots can think like humans? B: I don’t think so. A: Why not? B: I think they can do many things for humans but they can never think like humans. A: What do you think is the difference between humans and robots? 2. A: I don’t think robots are always good. B: I agree with you. They can cause a lot of problems. A: That’s right. For example, robots can replace human workers. B: Exactly! But on the other hand, robots can also help people do a lot of things such as cook meals, clean the house, and take care of the children when they are busy.