How many Continents are there on this Planet?地球上有多少個大陸？
It has 7 continents 它有7大洲
How many Oceans are there on this earth?地球上有多少個大洋？
It has 5 oceans 它有5大洋
What is the highest Mountain in Asia?亞洲最高的山是什麼？
It is Himalayas mountain是喜馬拉雅山