1.it is calculated that 2. to simplify the problems 3. As time goes by, … 4. What is technological revolution all about? 5. It took them nearly two years before they found a solution to the problem. 6. to solve a problem 7. a short term goal 8. With the help of the teachers, we are exploring the unknown world. 9. His success results from his hard-working, instead of his high intelligence.

10 the sudden appearance the virus 11 a competitive character 12 in a way 13 to deal with the relationship between teachers and students. 14 Although suffering from a bad pain in the back, he was still watching out for the thief. 15 We have a lot in common. 16 As we grow up day by day,… 17 He finished it in so short a time that we were surprised. 18 The little girl was left alone in the room, crying sadly.

19 Artificial Intelligence has universally been used in mobile phones. 20 These habits are universal among students. 21 This is not imagination but reality. 22 a test tube 23 The Internet is a worldwide computer network. 24 to download music from the web 25 I have an application for a job as a computer operator 26 international finance 27 all types of space rockets

28 They had three goals in the first half. 29 Money doesn't always bring happiness. 30 We used to be teammates. 31 The coach is full. 32 I am coaching some people for English exams. 33 An opportunity arises/has arisen. 34 Mathematics requires/ needs logical thinking most. 35 personal fame and gains 36 electronic equipment

37 Anyhow they need a large sum of money. 38 All these are totally unnecessary. 39 Give me a signal./ Signal to me. 40 Can you type this letter for me? 41 The teacher signaled us to sit down. 42 Your task is to mop the floor. 43 Please sum up what you said just now. 44 He didn’t work hard, and as a result he failed his exam. 45 Six were killed as a result of the accident. 46 Failures result from laziness.