【正文】
(導(dǎo)學(xué)號(hào): 34094080) What is the most important invention of all time? Is it the written word that helps us to record information? Is it the telephone that lets us talk to people __1__ all over the world? Is it the car that lets us travel at great speeds to meet __2__? Umberto Eco, an Italian writer, thinks it is something quite different. He says the most important invention might be right in front of your __3__. He is talking about a simple pair of glasses. Modern eye glasses were __4__ about 1,000 years ago. They were more than just a convenient way __5__. Before glasses, writers, scientists or teachers __6__ could not see properly had to memorize everything. After about ten years of poor eyesight, they could not remember well enough __7__ could not work. Glasses meant that people could work into their old __8__. People who wanted to remember some information could __9__ and read it. Eye glasses are one of the world39。 going to be finished D C Ⅴ .根據(jù)漢語(yǔ)意思完成下列句子 。 with B. to。 ( ) you buy these clothes, you39。 1. The bridge _______________ (finish) in three weeks. 2 . Scientists sometimes ________ the human brain ________ (pare) a puter. 3. Will books be ____________ (replace) puters? 4. You should get your clothes ________ (wash). 5. When was PRC ________ (found)? will be finished pare