国内有网易公开课、腾讯课堂、百度传课等非常优秀的网课平台，而在国外也有很多非常优秀的在线网课平台，比如： Whipped child: "Aw dude, that sucks. Me and my girlfriend never ever fight. She generally comes about to my property and we observe flicks and in some cases I even cook for her. She's incredible. I love how we by no means argue. Probably from time to time although https://cream-charger57418.humor-blog.com/34807148/nitrous-oxide-canisters-for-dummies