请根据下列提示，以Don’t Lose Your Courage为题写一篇短文，

[提示]

1 难忘的一件事

2 实践出真知。遇到困难不能灰心丧气。

3 词数100~140；

4 不要逐字翻译提示，可适当增加细节使文章连贯。

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70. He is wearing sunglass to protect his eyes from the strong sunlight.　　 _________

69. Lily would like to by a bus to go to the school.　　　　　　　　　　 _________

68. I am look forward to read this book during the summer vacation.　　　 _________

67. Two-fifth of the land in that district is covered with trees and grass.　　 _________

此题要求改正所给句子中的错误，在错误的单词下划一横线，在该句右边的横线上写出改正后的词，若该句多一个词则把多余的词用斜线(﹨)划掉，在该行的右边横线上写出该词，并也用斜线划掉,正确的句子在后面打勾(√)。

66. Body language is one of the most powerful mean of communication.　 _________