根据中文和首字母提示填单词。Text A1. Although secondary education is_______________, parents arc not required to send their children to state schools.2. The economic situation has been worsening,causing economists to_______________whether the present policies are sustainable.3. He was found guilty and was_______________in the Tower of London, where he died very quickly, aged only 47.4. It is obvious that the future of the Internet is to_______________more and more areas of the world, and that e-commerce and e-entertainment are going to go for more and more markets.5. However, your current losses should soon be_______________by gains; the fund will produce a positive return of 11.6 percent over a nine-month period.6. Because she was so tall and slim, all the clothes looked marvelous on her and the other girls would_______________their envy.7. This can be a helpful approach in discussion -someone may regard you as_______________since you never want to change your mind,whereas you see yourself as determined.8. On weekends,the school parking lot is almost empty except that a few cars_______________near the entrance.9. In the photographer's finest pictures there is also a degree of_______________, which allows them to be interpreted in a variety of ways.10. Tim stretched out a hand in apology for his thoughtless remarks and was_______________by a firm handshake from Mark.Text B11. Because there are so many_______________groups in the US, especially on the East Coast and the West Coast, American cuisine has many different cultural influences.12. With the development of computer science, technicians are able to_______________a new blueprint for the city's development in the near future.13. Many researchers have_______________the new damage to the forests in that region to be the result of higher levels of pollution.14. People who do not fulfill a pledge are called betrayers, deserters, or deceivers, and they are_______________by everyone.15. Seldom will things_______________you if you can always keep cool, especially when dealing with personal issues.16. Dewi Morgan had_______________the customs and brought up his daughter to do what folks considered a man's trade.17. There is a(n)to her particular case: The more she remembers, the greater the bitterness she feels about what happened to her.18. That_______________building, the City Hall,has served continuously as the seat of city government since 1895.19. If you already know you are_______________to seasickness or the sea will be rough,you should take some medication before beginning the voyage.20. It is probable that some medicines we take will never cure us of our illnesses or improve our health but will only help to _______________ our symptoms.