19There is one language using in every country. Peopleyoung or old, short and tall, thin and fat, use it very usually. It is everybodys second language. It is very easy understanding. You may guess its sign language. When you wave your hand in the street, you are telling hello to your friend. When you put up your hand in class, you are telling the teacher that you know the right answer. When a policeman wants to stop cars and buses, he raises his hand. Hes using sign language. Sign language is interesting in quiet place. When you are swimming with your hands, you can have a talk beside water by using sign language.1. _ 2. _ 3. _4. _ 5. _ 6. _ 7. _ 8. _ 9. _10. _Key：1. using改为used。2or改为and。3usually改为often。4understanding改为to understand。5telling改为saymg。6正确。7and改为or。8intcrest-ing改为useful。9place改为places。10bcside改为under。20A boy was cleaning shoes in the street said to a young man passing by, “Let me to clean your boots.” The young man said, “No.” “It will spend you a penny, sir.” said the boy and the young man again refused. Then the boy told him that he would clean his boots to nothing. The man agreed this, and soon one hoot was shining brightly. Then he put his another boot on the box but the boy refused to clean it if he was paid two pence for his work. The young man refused to pay anything and went away. But the well dressed boot made the dirty one looks so bad that he had to turn back, gave the boy the two pence and asked him to clean it.1. _ 2. _ 3. _4. _ 5. _ 6. _ 7. _ 8. _ 9. _10. _Key: 1在boy后加who或将was去掉。2去掉to。3spend改为cost。4，and改为but。5to改为for。6this前加to。7another改为other。8if改为unless。9正确。10Looks改为Look。21A rainbow is a whole circle, but most we see is only part of it, unless we are on a tall inountain or up in plane. The bottom part of the rainbow is hidden from us. The “ends” of the bow look as if they are planted on the earth. This gave rise to the saying that there is “a pot of gold at the end of the rainbow.”As drops of rain kept falling, each moment we seeother rainbow, which it is formed by a new set of drops. Those viewing it from different place see a different rainbow.1. _ 2. _ 3. _4. _ 5. _ 6. _ 7. _ 8. _ 9. _10. _Key：1most改为mostly。2tall改为high。3plane前加a。4are改为were。5on改为in。6正确。7kept改为keep。8other改为another。9去掉it。10place改为places。22Late in the afternoon of Saturday in July, a boy-herder was enjoying listening the click of the rails nearby when sudden black clouds began to-gather. Now the boy is driving the goats to a cave. When he reached to the cave, he saw that many wild goats come already. To catch them all, he gave the wild goats the grass what he had brought for his own goats at outside. When the storm was over, to his surprised, he saw his own goats had died, and the wild goats had run away the hills and the woods.1. _ 2. _ 3. _4. _ 5. _ 6. _ 7. _ 8. _ 9. _10. _Key：1第一个in改为on。2Listening后加to。3sudden改为suddenly。4is改为was。5去掉to。6come前加had。7what改为that。8去掉at。9sur-prised改为surprtse。10away改为to。