Part 2: Fill in the blanks with the appropriate words:

21. The old printer suddenly broke down during an important job, causing delays.

22. After several trials, the team finally managed to work out a solution to the problem.

23. It’s essential to carry out a thorough investigation before making any conclusions.

24. The researchers decided to couduct the experiment under controlled conditions.

25. If the power supply is cut off, the machine will stop operating.

26. To determine the effectiveness of the new method, we need to analyze the results.

27. The new technology will likely result in significant advancements in the industry.

28. The report included a coclusion that summarized the main findings of the research.

29. During the initial stages of the project, we faced many unexpected challenges.

30. The scientist was able to find out that the chemical reaction produced