Fiil in the blanks with the words given below. Change the form where necessary.Each word can be used only once.1. Given the chance to show his ability, he regained ___________ and began to succeed in school.2. It is so difficult to ____________ the bottom of the ocean because some parts are very deep.3. It was about 30 seconds before Alex _________ from the water; we were quite scared.4. We often ___________ that when other people do the same things as we do, they do them for the same reasons; but this assumption is not always reasonable.5. There is widespread concern that the rising unemployment may _________a threat to social stability.6. After a(n) _____________ physical exam, my doctor said I was in good condition except that my blood pressure was a little high.7. It is well known that China is a country with rich natural __________ and a very big population.8. Some people believe that the earth can ____________ enough food to support at least twice its present population.9. Sam __________ the gift of imagination from his family, but he lacked the driving power to take action.10. A bee that has found honey is able to __________ to other bees the information they need in order to collect the honey.