Sally is flying to Korea.She will arrive _____ Seoul _____ air.
问题描述：
Sally is flying to Korea.She will arrive _____ Seoul _____ air.
答
Sally is flying to Korea.She will arrive (in) Seoul (by) air.
翻译：萨利要飞往韩国,她将通过飞机到达首尔.
注：arrive in 表示“到达（大的）地方” arrive at 表示“到达（小的）地方”
by air 表示“乘坐飞机”,等于"by plane"