interjections造句

" Good Heavens! " and " Ouch ! " are interjections.
“ 天哪! ” 和 “ 哎哟 ” 都是感叹词.

He had mastered various daring interjections.
他学会了种种下流的感叹辞.

How do I use interjections in English?
英语中的感叹词该怎么用 呢 ?