请把所给词的近义词的恰当形式填到横线上。

The discovery of gold in the valleys will ________ the poor mountain area．(make rich)

请把所给词的近义词的恰当形式填到横线上。

She was called away from the meeting to take an ________ phone call．(pressing)

请把所给词的近义词的恰当形式填到横线上。

She is old and ________ goes out．(seldom)

请把所给词的近义词的恰当形式填到横线上。

I ________ two hours' work before dinner．(finish)

请把所给词的近义词的恰当形式填到横线上。

Heavy drinking can cause ________ damage to the brain．(lasting long)

请把所给词的近义词的恰当形式填到横线上。

His casual clothes were not ________ for such a formal occasion．(proper)

以下是从本单元课文中摘出的原句。试试看，能填上吗？要注意词形变化！

1．Imagine a world without paper!________　________　________ no books, no newspapers, nothing ________　________　________　________．

2．________　________ some ceremonies in which they were used, oracle bones also record historical events, royal activities, information about natural phenomena and farming techniques．

3．People wrote by carving words on ________ strips known ________“inscribed bamboo”or“wooden strips”

4．In the Eastern Han Dynasty students and scholars ________　________　________　________　________ something cheaper and more convenient ________　________　________　________．

5．In the year 105 AD, Cai Lun reported his accomplishment to the emperor and his method ________ soon ________　________ all parts of the country．

6．The first two stages in the development of civilized man were probably ________ invention of ________ primitive weapons and ________ discovery of ________ fire, although nobody knows when he acquired ________ use of ________ latter．(在必要的地方填入冠词)

7．The origin of language is also unclear．________　________ it began very gradually．

8．Agriculture ________　________ violent resistance from the people who lived a moving life on the grassland, but the agricultural way of life became popular in the end ________　________ the physical comforts it provide．

9．There was progress…but neither of these can ________　________　________ in their revolutionary power to ________ things ________ speech and writing and agriculture．

请根据下列汉语提示写出英语单词。

1．暴力的adj．________→暴力n．．________

2．instruct n．________→instruction n．．________

3．appropriate adj．________→vt．________

请根据下列汉语提示写出英语单词。

1．抛，撒vt．________→撒网/投下影子________/________

2．罕见的adj．________→很少adv．________(＝seldom)

3．紧急的adj．________→紧急情况n．________

4．学得vt．________→获得的东西n．________

请根据下列汉语提示写出英语单词。

1．biochemistry n．________

2．percentage n．________

3．pound n．________

4．extension n．________