1 . Two of the largest active v ________ are erupting at the same time in Hawaii, US, which according to the experts is rarely seen. (根据首字母单词拼写)

2 . It’s not worth b______ with an umbrella--the car’s just outside. (to spend time and /or energy doing something)(根据首字母单词拼写)

3 . She was a perfectly o______ little girl, you won’t even notice her at the ball. (adj. not unusual or different in any way) (根据首字母单词拼写)

4 . Built for the 2008 Beijing Olympics, Beijing National S________, or Bird’s Nest, is a truly stunning piece of architecture. (根据首字母单词拼写)

5 . The names of the winners of the competition will be p______ in June. (v.to produce a book, magazine, CD-ROM, etc. and sell it to the public) (根据首字母单词拼写)

6 . His childhood dream to take an a ________ trip to space has been fulfilled. He said in an interview that it was full of new, exciting and dangerous experiences. (根据首字母单词拼写)

7 . Our newspaper aims to r______ the views of the local community. (v. to show or be a sign of the nature of something or of somebody's attitude or feeling) (根据首字母单词拼写)

8 . Continued trade in these products is a threat to the s______ of the species. (n. the state of continuing to live or exist, often despite difficulty or danger) (根据首字母单词拼写)

9 . Bull markets occur when investors are o___________(乐观), buying increases and stock prices rise. (根据中英文提示单词拼写)

10 . Once r________, the results were published in the bimonthly magazine Psychology Today. (v. to make sth available to the public) （根据首字母单词拼写）