He had seen me several times and had intended to call on me long before but a peculiar combination of circumstances had prevented it—signed Jay Gatsby in a majestic hand.(他見過我幾次，早就打算來看我了，但是由于種種特殊的情況，他沒有來——他威嚴地簽下名字：杰伊·蓋茨比。)

It's never the wrong time to call on Toad.(拜訪托德的時機永遠不會錯。)

The president paid a courtesy call on Emperor Akihito.(總統禮節性地拜訪了明仁天皇。)

If you are making a long distance call on a public telephone and run out of money, give the number on your phone to the person you're talking to. Then hang up the receiver and he can call you back.(如果你用公共電話打長途，錢花光了，把你的電話號碼給你正在通話的人，然后掛上電話，他會給你回電話的。)

I've never even ventured to call on him at his own home myself, though I know him so well.(雖然我很了解他，但我從來沒有冒險到他家里去拜訪他。)

Last but not least, we should call on citizens to take the bus instead of driving a car as much as possible.(最后但同樣重要的是，我們應該呼吁市民盡可能選擇搭乘公交而非駕車出行。)

I call on him on occasion.(我偶爾去拜訪他。)

I'm going to call on one of my former classmates.(我要去看望我的一位老同學。)

Also, mothers may call on their children more often than fathers, given traditional gender norms.(此外，考慮到傳統的性別規范，母親可能比父親更頻繁地去看望孩子。)

I think we should figure out some ways to stop people from polluting the river and call on them to fight against pollution.(我認為我們應該要想出一些辦法來阻止人們污染這條河，并號召人們同污染做斗爭。)