For the next 300 years ,about 500,000 people went there.

相关推荐

• For the next 300 years ,about 500,000 people went there.
• Once thirty thousand years ago,people from northern Asia went to America.Today,we call these people Indians.The Indians went to America because the weather began to change.Northern Asia became very cold.Everything froze.They had to move or die.How did the first Indians go to America?They walked!Later Columbus found the New World in 1492.At first,only a few Europeans followed.They traveled to America in boats.For the next three hundred years,about 500,
• 已知点M（x,y）与两个定点M1（-1,0）,M2（1,0）距离的比是一个整数m,求点M的轨迹方程,并说明轨迹是什么图形（考虑m=1和m≠1两种情形）
• 苏格拉底辩论法具体是什么样子的