阅读短文，然后从短文括号中所给词的适当形式填空。
Climbing the highest mountains in the world is not an    (easily) job．You have to fight bad weather，illness and fear．But Jordan Romero，a thirteen-year-old boy from America，will climb(Asia) highest mountain，Mount Qomolangma．He will set out this month． (He)parents and helpers will climb with him．He plans to take   (second)months for his climb．“I’m ready．But if I don’t reach the top  (successful)，I’ll try next time，”he said. Jordan has already climbed the highest mountains of six other continents(洲)．If he   (get)to the top this time，he will become the youngest person to climb the world’s highest mountain．