题目内容：

根据所给单词的首字母或汉语提示，在答题卷上写出空缺处单词的正确形式，每空一词。

1.His inspiring speech has left a good i______ on me.

2.Life c______ of not only sunshine but also hard times.

3.Large q______ of sand were washed down the hillside by the rain last night.

4.We will a______ to all countries to build up cooperation on climate change.

5.Pm busy a______ for admission to Stanford University at present.

6.She felt ______ (羞愧的) of her failure and lowered her head.

7.Our company needs a more ______ (灵活的) policy to develop well.

8.If you want to go beyond your limits, you have to ______ (挑战) yourself.

9.He was ______ (指控) of breaking the law deliberately.

10.She has acting ______ (潜力), but she needs training.