Replace the underlined part in each of the following sentences with a word or a phrase from the box below. Write your answer in the brackets. Change the form where necessary.uncertainstrive forbuy intolead toderive fromfor the sake ofhold ontoadcocatebe content withmost of allmiserablepoke fun at1. Warring parents who stay together for the purpose of their children could do them more harm than good, new research warns.2. It's still not known for sure whether the Spring Sports Meet will be held this Friday.According to the weather forecast, it will most probably rain.3. Sress is thought to be an important factor in many health problems.Too much stress may eventually cause serious illnesses such as heart attacks and cancer.4. During Child Protection Week, a campaign to raise awareness and educate communities to put children first, events are held to calll for the protection of children's rights5. I've seen many people blindly believe in the 'get rich quick' or 'lose weight fast' schemes out there only to find out that none of them work.6. As i felt very unhappy while doing an engineering intership at a top company, I think I'll try not to get stuck in corporate life.7. Maybe the easiest way to be satisfied with your life is adjust your perspective and learn to appreciate what you have.8. To attain the best version of yourself, you should regularly assess your performance in your professioal life and make a great efforts to achieve constant improvement.