Grade 10 Week 15 Period 15 Extra lesson: Passive voice (cont) Exercise 1. Choose the best answer: 1. The wheel __________thousands of years ago. A. invented B. has invented C. is invented D. was invented 2. I still can’t believe it. My bike _________last night. A. was stolen B. was stealing C. stolen D. stole 3. DNA tests accepted in our court cases. A. are B. was C. have been D. will have 4. The child’s arm was swollen because he by a bee. A. had being stung B. had stung C. stung D. had been stung 5.The robbers attacked the police from behind. A. The police was attacked from behind. B. The police were attacked from behind. C. The robbers were attacked from behind D. The robbers are attacked from behind 6. They have to hold the meeting in this narrow room. A. The meeting had to be hold in this narrow room. B.The meeting has to be hold in this narrow room. C.The meeting has to be holded in this narrow room D. The meeting has to be held in this narrow room. 7. They showed his photograph on television. A. On television they had his photograph shown. B. His photograph was shown on television. C. His photograph is being shown on television D. The television was shown his photograph. 8. No one has cleaned the floor for weeks. A. The floor hasn’t been cleaned for weeks. B. The floor has been cleaned by someone for weeks. C. The floor haven’t cleaned for weeks. D. The floor are had cleaned for weeks 9. They have given me a chance to explain my view. A. I have given them a chance to explain my view. B. I have be given them a chance to explain my view. C. I have been given a chance to explain my view. D. I have be given a chance to explain my view. 10. Someone was cleaning the room when I arrived. A. The room cleaned when I arrived. B. The room was being cleaned when I arrived C. The room was cleaned when I arrived. D. The room was cleaning when I arrived 11. We will finish the report in time. A. The report will finish in time. C. The report will be finish in time. B. The report will be finished in time. D. The report is finished in time 12. They built this house 100 years ago. A. This house was built 100 years ago. B. This house was being built 100 years ago. C. This house being built 100 years ago. D. This house built 100 years ago. 13. The teacher is going to tell a story. A. A story is going to be told by the teacher. B. A story is going to tell by the teacher. C. A story be told by the teacher. D. A story is going to tell the teacher. Exercise 2. Use active or passive for the verbs in brackets: 1. The game (win) _________ by the other team tomorrow. 2. The first fish (appear) ______ on the earth about 500 million years ago. 3. An island (surround) _________ by water 4. Last week she (offer) ______ a job at a bank, but she (not, accept) ____ 5. The date of the meeting (change) _____________ recently. 6. This gold-mine (discover) ____________ before I came here. 7. She (be) ____________very tired. Exercise 3:Complete the following sentences without changing their meanings: 1. Mrs. Green is washing the clothes in the garden now. ____________________________________________ 2. He bought a new mobile phone two weeks ago. ____________________________________________ 3. You will know the result of the graduation examination in a week. ____________________________________________ 4. You should take two tablets every four hours. ____________________________________________ You mustn’t use this machine after 5.30 p.m. ____________________________________________ 5. My grandmother wass knitting a new sweater for me. ____________________________________________ 6. Did people make jeans two hundred years ago? ____________________________________________ 7. We don’t use this kind of cloth to make shirts. ____________________________________________ 8. An officer checks the water level every day. ____________________________________________ 9. No one knows his existence. ____________________________________________ Exercise 4: Read the passage and choose the best answer Most people are afraid of sharks, but they usually do not know much about them. For example, there are about 350 species of sharks that live in oceans over the world. Ali of the sharks are carnivores, but most of them don't attack people. Some sharks are very small - the smallest shark is about 6 inches long - about as long as your hand. But some sharks are very large. The largest species of sharks may be 60 feet long and weigh 15 tons. Unlike many other kinds of fish, sharks do not have bone. Their bodies are made up of a kind of tough white flexible material (called cartilage). Sharks do not have ears. However, they 'hear’ sounds and movements in the wade. Any sound or movement makes the water vibrates. Sharks can feel these vibrations. and they help the sharks find food. Sharks use their large eyes to find food, too. Most sharks see best in low light. They often hunt for food at dawn. in the evening, or in the middle of the night. Nowadays scientists want to learn more about sharks for several reasons. For example, cancer is common in many animals, including, people. However. it is rare in sharks. Scientists want to find out why sharks almost never get cancer. Maybe this information can help people prevent cancer too. 1. According to the passage, sharks a. are big mammals b. usually live in warm water c. are meat eaters d. always attack humans 2. How long is a smallest shark? a. About 6 centimeters b. As long as a hand c. As one's long hand d. About 1,5 meters 3. The word 'they' in line I1 refers to a. sharks b. sounds c. vibrations d. movements 4. Sharks can hunt for food at ni g ht because a. they 'hear' more clearly at ni g ht. b. their eyes are large. c. they feel vibrations in the water. d. they see well in the dark. 5. Which of the following is not true? a. Large sharks can weigh up to 15,000 kg. b. Sharks' bodies are made up of cartilage. a. Sharks can find their food by feeling vibrations. c. Sharks often attack people. 6. It can be inferred from the last para g raph that a. sharks are being studied. b. the cancer risk among animals is found to be higher. c. scientists are g iven permission to catch sharks for their studies. a. information about sharks help people cure cancer. Exercise 6. Choose the correct option a, b, c or d to complete this , passage. Dolphins are known as cesareans or marine (1) they breathe air, they are warm-blood, and they bear live young ones called (2) The size of dolphins very greatly. The smallest dolphins are just about 50 kg in weight and 1.2 meters in length (3) the largest one can weigh up to 8.200 kg and is 10 meters long. Dolphins are sociable creatures. They swim together in group known as (4) They show great ability in the water and you can often (5) them playing (6) ships. Dolphins are interested in humans and often rescue people in the sea (7) are in danger. They are intelligent creatures and make sounds to n (8) with each other. Scientists have studied dolphins (9) many years and are now looking into the possibility of dolphins (10) able to carry out tasks under the sea. 1. a. fish b. creatures c. mammals d. life 2. a. babies b. calves c. young d. diets 3. a. when b. as c. while d. since 4. a. currents b. flocks c. herds d. schools 5. a. look down b. come across c. run after d. go by 6. a. around b. on c. in d. next 7. a. which b. they c. when d. who 8. a. talk b. contact c. communicate d. connect 9. a. in b. since c. for d. during 10. a. be b. being c. are d. that ar . built this house 100 years ago. A. This house was built 100 years ago. B. This house was being built 100 years ago. C. This house being built 100 years ago. D. This house built 100 years ago. 13 I have been given a chance to explain my view. D. I have be given a chance to explain my view. 10. Someone was cleaning the room when I arrived. A. The room cleaned when I arrived. B. The room. Grade 10 Week 15 Period 15 Extra lesson: Passive voice (cont) Exercise 1. Choose the best answer: 1. The