1．They are ________ interesting ________ I watch them again and again.

　　它们如此有趣，以至于我看了一遍又一遍。

　　2．He is known to be the last surviving member of his sub­species but ________________ George will pass on his genes to a new generation.

　　人们知道它是它的亚种的最后一个活着的成员，但人们希望乔治会把它的基因传给新一代。

　　3．Nevertheless，________ the effect of the goats introduced to the Galapagos by the early settlers ________ are understood to have destroyed the ecological balance on the islands and the livelihood of George's clan.

　　然而，人们认为正是早期定居者引进到加拉帕戈斯群岛的山羊所造成的影响破坏了岛上的生态平衡以及乔治家族的生活。

　　4．This ________ had American words and expressions，________ introduced a new，simplified spelling which is still in use.

　　这本词典不仅收进了美式词语，而且介绍了一种新的、简化了的拼写方法，这种拼写方法仍在使用。

　　【答案】　1.so；that　2.it is hoped that　3.it was；that　4.not only；but also

　　　阅读P16课文，在空白处填入适当的内容(1个单词)或括号内单词的正确形式

　　English is the most widely 1.________ (study)foreign language in the world. In many countries English is used as a first language 2.________ more millions of people speak it as 3.________ second language.So 4.________did English become a world language?

　　British English began to spread around the world in Shakespeare's. In 1607, British rulers established the first permanent English speaking 5.________(settle) in North America.

　　Noah Webster introduced a new, simplified spelling in his Dictionary of American English. American English 6.________(influence) by immigration from Europe.In the 20th century, American English began to influence the rest of the world.

Canadian English started when British loyalists moved north into Canada in 1782.