Read the following passage and choose the best answers.
The zipper is a wonderful invention. They are very common so we forget that they are wonderful. They are strong, but they open and close very easily. They come in many colors and sizes. In 1810s, people in the US wore high shoes or clothes with long row of buttons. It was hard for them to wear anything. They wanted an easier way to put on and take off clothes. White comb Judson invented the first zipper in 1839. He called it a slide fastener.
A zipper has three parts. There are dozens of metal or plastic teeth in two rows. These are fastened to two flexible strips of cloth. A fastener slides along and fastens the teeth together. When it slides the other way, it takes the teeth apart.
5. Many people forget that zippers are wonderful because ………………………
A. they are strong B. they open and close easily C. they are colorful D. they are common
6. The first zipper was invented ………………………………………
A. in 1800 B. in the 1800s C. in 1839 D. in 18th century
7. A zipper consists of …………………………………
A.three metal of plastic teeth B. dozens of parts C. dozens of parts D. metal or plastic teeth, two flexible strips of cloth and fastener
8. It was …………for people in the US to wear clothes or shoes with a long row of buttons.
a. A.easy B. difficult c.wonderful d.convenient
5. Many people forget that zippers are wonderful because ………………………
A. they are strong B. they open and close easily C. they are colorful D. they are common
6. The first zipper was invented ………………………………………
A. in 1800 B. in the 1800s C. in 1839 D. in 18th century
7. A zipper consists of …………………………………
A.three metal of plastic teeth B. dozens of parts C. dozens of parts D. metal or plastic teeth, two flexible strips of cloth and fastener
8. It was …………for people in the US to wear clothes or shoes with a long row of buttons.
a. A.easy B. difficult c.wonderful d.convenient