90．Hiking is a fun and exciting, but you shouldn’t forget safety.

89．This was so good news that they couldn’t fall asleep.

88．The lesson we can learn from Chuck and all the others who have unusual friends is friends are teachers.

87．Except these differences in spelling, written English is more or less the same in both British and American English.

此题要求改正所给句子中的错误。(每句只有一个错误)

请按下列情况改正：

此句多一个词：把多余的词用斜线(\)划掉，在对应横线上写出该词，并也用斜线划掉。

此句缺一个词：在缺词处加一个漏字符号(∧)，在对应横线上写出该加的词。

此句错一个词：在错的词下划一横线，在对应横线上写出改正后的词。

86．Chuck learns that we need friends to share happiness and sorrow, and it is important to have someone to care about.

85．________________

83．________________　　 84．________________　　

In only fifty years, English has developed into the language most 　81　 spoken and used in the world. English is the　 82　 language of most international organizations, international trade and tourism. English is also the language of global culture, you can listen to English songs　 83　 the radio or through the Internet. With so many people　 84　 in English every day, it will become more and more important to have a good　 85　 of English.

81．________________　　 82．________________　　　

80．________ ______ _______ (注意) dangers, such as spiders, snakes or poisonous plants.

79．However, most of the time people from the two countries do not _______ ______ ____________ _____ ________________ (在理解上有些困难) each other.