阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。Can you imagine traveling around the world but not taking any planes? Torbjorn Pedersen, a Danish traveler, spent nearly 10 years visiting every country {#blank#}1{#/blank#} taking any planes.
In 2013, he read an article about someone that had visited all the countries. Mr Pedersen realized he could set a record by doing something similar. He made a few {#blank#}2{#/blank#}(rule): no flying, no visiting home. He hoped that he could live on about $20 a day and spend at least 24 hours {#blank#}3{#/blank#}(stay) in every country.
The first part of his trip was pretty easy and he traveled {#blank#}4{#/blank#}(happy). But a she moved on, things began to get much {#blank#}5{#/blank#}(hard). Once he was in a dangerous situation and though the might lose his life.{#blank#}6{#/blank#} he also had many good experiences. He got a lot of help from people all over the world,{#blank#}7{#/blank#}he didn't give upon the halfway. "You might have to try 1, 000 closed doors," he said, "but there is always {#blank#}8{#/blank#} open door somewhere. Never, ever give up and always believe in {#blank#}9{#/blank#}(you)."
Finally, in May 2023, Mr. Pedersen arrived in Maldives, the last country on his list. In July, Mr. Pedersen {#blank#}10{#/blank#}(return) to his country. Now, Mr. Pedersen is enjoying his quiet time to think about his trip. After that, he plans to write a book and share what he learned in his travels around the world.
