Integration of mobile internet in the interactive teaching mode of college English can provide lots of abundant high-quality resources and create the teaching mode and teaching quality constantly. At present, with the rapid development of internet, mobile internet terminals held by Chinese college students are increasing gradually, providing some conditions for the interactive teaching mode of college English. Based on it, the author firstly introduced the interactive teaching theory under the internet environment, and then discussed the application advantages of interactive teaching mode for college English, and finally proposed optimal strategies, hoping to offer some reference for interactive teaching of Chinese college English.