Exclamation word is the sound emitted by the mouth “口”. We say “嗎” or “呢” while asking. We surprise with  “啊”. We are thinking with”哦”. We feel upset with “哎” or “哎呀”. Girl’s sweet please”嘛” or “呢”. Say impatiently with “好啦,好啦”. Positive tone with “吧”. Let’s watch the video 吧!