词汇 。

根据首字母或中文释义填写适当的单词。

1. No word can c______ (表达)my thanks to you at the moment.

2. It would not be a______(合适)for us to attend a formal wedding with the sports clothes.

3. The prisoners a______(试图)to escape, but failed.

4.The keys are in the p_____(拥有)of the boss, he is the only person who can open the door.

5. Instructions for homework have to be s_____(确切)so that every student knows clearly what to

    do after class.

6. People were encouraged to ______(领养)the children who lost their parents in earthquake.

7. Our plan need to be ______ (灵活) enough to cater for the needs of everyone.

8.The woman she acted in the film is _____ (典型) of women in the 1930s.

9. Had the earthquake been able to be ______(预测),many more lives would have been saved.

10. With these years' development, China will be ______ (转型为)into an advanced industrial country.

一个正方形的内切圆半径为2，向该正方形内随机投一点P，点P恰好落在圆内的概率是______．