5. A. deaf B. leaf C. meat D. heat II. Choose the correct answer A, B, C or D to complete the sentences. 1. If the teacher were here now, we’d ask him the difference ___ “science” and “technology”. A. among B. of C. between D. for 2. The teacher _____ me that I had better devote more time to science subjects such as physics, chemistry, and biology. A. said B. talked C. spoke D. Told 3. If you __________ something, you should patent it as quickly as possible. A. invented B. will invent C. have invented D. are inventing 4. Artificial Intelligence (AI) is an area of __________ concerned with making computers copy intelligent human behaviour. A. learning B. study C. lesson D. invention 5. Facebook was built on the ………of earlier social network sites like MySpace and Bebo. A. succeed B. successful C. successfully D. Success 6. Little Pascal ……a mechanical calculator which could do additions or subtractions very quickly. A. discovered B. found C. found out D. invented 7. Many people believe that robots have made workers jobless…that is not necessarily true.