During his election campaign , he twice debated McCain , once in Tucson , and once in Flagstaff .
During his campaign , he debated McCain twice , once in the flagstaff , and once in Tucson .
During his campaign , he debated McCain twice , once in the flagstaff , and once in Tucson .
このテキストを書き直す: During his election campaign , he twice debated McCain , once in Tucson , and once in Flagstaff . 出力: