根据下列句子及所给单词的首字母,写出各单词正确的完全形式(每空限写一词).

1. It is no c__________ that these are the areas where languages are disappearing the fastest.

2. The teacher a__________ the new method of teaching was popular with the students.

3. A lamp is c__________ but its brightness is abstract.

4. I hope I don't c__________ the wrong idea that I'm productive all the time.

5. He worked so hard that e__________ he made himself ill.

6. Some young people couldn't bear up under the s__________ of the modern life.

7. This would create an "historic opportunity" for China to s__________ its position.

8. For these reasons, I would be o__________ to the construction of a new factory near my community.

9. And on b__________ of the American people, I thank the world for its outpouring of support.

10. With the g__________ of grade, students spend fewer hours in doing some extra-curricular reading.