You can send expression packs. Several recently updated versions of ipadqq support these functions, so when you download and install it, just make sure it is the latest. According to relevant data, as of March 28, 2022, many schools affected by the epidemic have gone offline, and most students in online class mode submit their homework through various online platforms such as Tencent QQ. Recently, a video of "Nanjing teacher correcting homework and finding students uploading emoticons" unexpectedly became popular. qq can make emoticons when changing homework.