It was not until books were produced that knowledge really    1   quickly around the world.

      For centuries, books were rare and very    2  . Each one was written    3     ! So it is understandable that one book took many months   4 . Today, a printer can produce    5    books in a day. Instead of being expensive, books these days are light, cheap and easy to get hold of. However many of these books are    6    ancient to be held and studied by many people. They need to be kept     7 away from danger. So here in the British Library, the latest technology has  8 download pages of these books onto a computer. This system has been developed   9     readers will be able to touch, read and study these beautiful ancient books. Have a look at the screen here. It is possible   10    the pages of the book, just as you would turn a normal book, by pressing a button. And on this part of the screen, helpful information about the book is displayed.

①The illness s quickly;  many people have been dead.

②I am new here, so I make the necessary i before class.

③ The more books we read, the more k we obtain(获得).

④ Some people believe that God (创造)the world.

⑤ Madame Curie (发明)the X-ray machine.

so  so that  as a result  because  so. . . that

①He worked very hard. , he succeeded.

② He studies hard he can win the chemistry competition.

③ the weather is terrible today, we have to put off the football match.

④ I was tired, I went to bed early yesterday evening.

⑤ The old woman is kind the children like to talk to her.

从方框中选择最佳选项完成对话

a. Maybe light bulbs(灯泡) are the most useful inventions.

b. What kind of books do you want to borrow?

c. Great inventions have changed the world a lot.

d. Why do you think so?

e. What do you think the most useful invention is?

A: Where are you going, Tony?

B: The library. I want to borrow some books.

A:

B: About inventions. You know I have to prepare for the science lesson.

A: And we humans are really great.

B: That's true. People have made lots of inventions.

A:

B: Sorry, I'm not sure.

A: I don't agree. In my opinion, cars are the most useful.

B:  

A: Because I can go anywhere quickly and conveniently in my car.

①谢谢你借给我英语字典。

Thank you your English-dictionary to me.

②他决定打篮球而不是踢足球。

He decides to play basketball play football.

③ 他总是在晚饭后浏览晚报。

He always the evening newspaper after supper.

④ 森林将来会从地球上消失吗？

Will forest disappear from the earth ?

⑤ 他每次将一粒花生扔进嘴里。

He threw the peanuts into his mouth one .