阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。
Wang Wei and Wang Kun are brothers and sisters. They have
dreamed of {#blank#}1{#/blank#}(take) a great bike trip. It was Wang
Wei {#blank#}2{#/blank#} first had the idea to cycle along the
Mekong River and finally they{#blank#}3{#/blank#}(ride) bicycles to travel along the
river, {#blank#}4{#/blank#} source is in Qinghai Province. When it
enters Southeast Asia, it travels slowly through hills and low valleys and the
plains {#blank#}5{#/blank#} rice grows. Despite the {#blank#}6{#/blank#}(difficult), Wang Kun and Wang Wei were
{#blank#}7{#/blank#}(determination)
to begin their journey at {#blank#}8{#/blank#} altitude of more than 5,000 metres in
Qinghai Province. During their journey, they enjoyed the {#blank#}9{#/blank#} (continue) change of the weather. At
last they reached Dali in Yunnan, where Dao Wei and Yu Hang joined them. The
four of them went on {#blank#}10{#/blank#}their great bike trip.