The first manual typewriter (手动打字机), with a keyboard which looked like the one we use today, was invented in the late 19th century. 2. ______However, it was later discovered that as typing speed increased, some keys failed to come back up to their places quickly. As a result, the keys jammed (卡住) easily. Most typists ended up breaking the typewriter instead of separating the keys. To solve this problem, the QWERTY keyboard was developed. It was designed in such a way that the most used letters were spaced out so that the keys were able to work freely.
3. ______With the arrival of the computer, the typists in offices were the main users who were to now operate computers. This meant the typists had to be trained to use a new device (设备). 4. ______So it was easier to design the keyboards following the same layout as the typewriters, which was the QWERTY layout, and this continues even today.
A. But training required too much time and money.
B. However, another problem came about in the 1940s.
C. These typewriters did have the ABC keyboard layout.
D. Here are some tips to help you get used to the QWERTY keyboard.
E. To understand why we went with QWERTY, we need to go back in history.

二、完形填空
Body language is used by people for sending messages to one another. It is very 1. ______because it can help you make yourself easily understood when you are talking with others. You are not just using words, but also using facial 2. ______and gestures. For example, waving your hand is to say "Good-bye". Shaking hands means welcome, and clapping hands means 3. ______. If you nod, people know you are saying "Yes". Shaking the 4. ______means disagreement. You can know you want to say something or ask a question if you 5. ______your hand in class. Gestures are 6. ______both by the Chinese and many foreigners as having the same meaning.

二、完形填空
Body language is used by people for sending messages to one another. It is very 1. ______ because it can help you make yourself easily understood when you are talking with others. You are not just using words, but also using facial 2. ______ and gestures. For example, waving hands is to say "Good-bye". Shaking hands means welcome, and clapping hands means 3. ______. If you nod, people know you are saying "Yes". Shaking the 4. ______ means disagreement. You know someone wants to say something or ask a question if he 5. ______ his hand in class. Gestures are 6. ______ both by the Chinese and many foreigners as having the same meanings.
Different countries have different body language. For example, when in France, people 7. ______ each other when they meet. But when a Chinese or an Australian meets someone for the first time, he or she 8. ______ shakes hands instead of kissing. People in Puerto Rico 9. ______ touching each other, but people in Britain do not touch each other. People in Arab countries like standing 10. ______ each other when they are talking, but English people must keep a distance away when talking. When you use a foreign language, it is very important to know the meaning of gestures and movements in the foreign country. Following the customs will help you communicate with people and make you stay there much more pleased and comfortable.
() 1. A. useful B. difficult C. strange D. helpless
() 2. A. expressions B. language C. meanings D. words
() 3. A. disappointment B. anger C. surprise D. congratulations
() 4. A. hand B. head C. nose D. finger
() 5. A. puts up B. puts down C. puts out D. puts off
() 6. A. accepted B. discussed C. rejected D. puzzled
() 7. A. see B. kiss C. touch D. greet
() 8. A. never B. usually C. seldom D. hardly
() 9. A. hate B. mind C. like D. stop
() 10. A. nearby B. far from C. close to D. behind