1. I am glad that I have acquired sufficient knowledge. 2. Are you glad you were offered this study? 3. Engineers reported having achieved good results in recent trials of the new model. 4. He was the first to choose the right solution. 5. Your task is to observe the experiment. 6. To increase the price, we must improve the quality of the goods. 7. Solving this problem is very important. 8. The best way to solve this problem is to work hard. 9. He had to solve this problem immediately. 10. This problem should be resolved in the near future. 11. They wanted to solve this problem. 12. They are too tired to solve this problem now.
