读图，回答下列问题．
（1）图中粗弧线是第______级阶梯与第______级阶梯的分界线．⑥位于第______级阶梯，⑦位于第______级阶梯．
（2）写出图中数码代表的山脉名称：
①______；②______；④______；⑤______．
（3）山脉①②④的连线是我国第______级与第______级阶梯的分界线．
（4）“大江东去，浪淘尽，千古风流人物”，请你结合我国上图表达一下这句诗的地理含义．
观察图示得出：（1）图中粗弧线是第一、二阶梯的分界线，⑥是青藏高原，位于地势的第一级阶梯上，⑦是塔里木盆地，位于地势的第二级阶梯上；（2）由①、②、④所处的位置判定，山脉是位于二、三阶梯分界线上的大兴安岭、太行山、雪峰山；（3）水往低处流，我国地势西高东低，许多大河都发源于西部向东奔流入海．
故答案为：
（1）一，二，一，二；
（2）大兴安岭，太行山，雪峰山，武夷山；
（3）二，三；
（4）我国地势西高东低，许多大河都发源于西部向东奔流入海．
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| John was so lazy that he stayed home and watched television all day instead of working. One day his 1 saw a "Help wanted" ad in the supermarket window. The supermarket needed 2 to put things on the shelves. She told the manager that her husband didn't have a job but he was very 3 . She told him that John would come to apply for (申请) the job. 4 she got home and told John about the job, he was just watching television attentively. It made her so angry that she 5 the TV and ordered him to go and see the manager of the supermarket. John didn't want his wife to be angry. So he went. On the way, John thought if the manager 6 him the job, he wouldn't be able to stay at home and watch television all day long. He would have to . 7 in the supermarket every day. Then he had 8 . He decided to tell the manager that something was wrong with his shoulder so he 9 not raise his arm above his head. He was 10 the manager wouldn't give him the job. When he arrived at the supermarket, he told the manager that he needed the job. "Are you strong?" the manager asked. John explained that he couldn't raise his 11 above his head. John told him that he 12 an accident at home while digging in the garden. "How 13 can you raise your arm?" the manager asked. John lifted his arm 14 "Only this high," he said. "And how high could you raise it 15 the accident?" asked the manager. "This high," said John. And he lifted his arm above his head. | ||||
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