阅读理解。 Have you  ever  been  to  the  Great  Wall  of  China? Every year there are many people visit it and the visitors find it is very  pleasant in visiting the  Great Wall.  The  Great Wall  of  China is one of the greatest wonders of the world.  It is more than 2, 000  years old.  It runs from east to west in  North China and it's about 4,000 miles long, 7 meters high.  In some places it is  wide enough  for ten men to walk side by side. The Great Wall is made up of stones and bricks(砖块). There are huge stones on both sides and on the top. Along the Great Wall there are tall and  strong  watch-towers(嘹望塔).  Horses can run along the top, too.  The ancient soldiers made fire on the towers to tell each other when the enemy came. Now in some places the wall has fallen down.  We are trying our best to rebuild it. The Great Wall is a symbol of the Chinese nation. 阅读短文,按要求做题. 1.  The Great Wall has a history of more than 2,000 years.(同意句转换) The Great Wall has a history of__________2,000 years. 2.  In some places of the Great Wall, ten men can walk side by side. It's really wide.(同意句转 换) In some places it's__________for__________to walk side by side. 3.  Now some sections of the wall are worn out.(同意句转换) Now__________ _________ __________the wall__________ __________ __________． 4.  What is the Great Wall made up of(构成)? ______________________________________________________________________ 5.What is your opinion about the Great Wall of China? ______________________________________________________________________