Question

The word “plastic” comes from the Greek word “Platicos” and is used to describe something that can be easily shaped.

The history of plastics is longer than you might__________. In fact the first man-made plastic ever to appear on the market was made over a hundred years ago. It was called “celluloid（赛璐璐）”. It was discovered by ________an Englishman and an American in the same year.____________ it was the Americans who first produced it on a large scale（规模）during the year 1860. Everybody was__________ by this new material which could be moulded（用模子做）into shapes and was so cheap to buy.

Poor young men working in cities with lots of smoke and dirt were ________ to buy white celluloid collars （领子）. The collars were hard and uncomfortable. But they did not have to be sent to wash. The poor young men could rub them clean every evening with soap and water! Poor mothers，who had not been able to afford playthings for their children，were now able to buy them playthings__________of celluloid.

But celluloid had one very serious fault. It caught fire very easily. In fact it burned even more quickly than wood or cloth. There were many terrible accidents，particularly__________ children. For years scientists worked hard to find a better plastic material than celluloid. They had__________success. Then in 1932 an American scientist called Baekeland produced a hard plastic material which did not burn. It became known as bakelite（酚醛塑料）. Other plastic materials like bakelite were also produced. They were_________to make electrical fittings （配件）and plates and cups. Poor people liked them because they were both cheap and safe，but rich people disliked them because they were cheap，and because they could only be made ________dark colours.

1.A.wish B.think C.want D.hope

2.A.both B.neither C.either D.between

3.A.So B.But C.And D.As

4.A.surprised B.excited C.told D.frightened

5.A.worried B.sure C.afraid D.able

6.A.done B.produced C.worked D.made

7.A.between B.on C.among D.about

8.A.much B.great C.never D.little

9.A.cut B.hoped C.used D.had

10.A.in B.by C.from D.of

Answer 1