As a teaching approach aimed at improving learners' communicative competence, Communicative Language Teaching (CLT) has been favored by many teachers. The application of CLT has eradicated the defects of traditional classroom teaching which only pay attention to the explanation of grammar structure and ignore the cultivation of practical language use ability, and changed the phenomenon of traditional teaching dumb English. However, in the specific teaching practice, there are still many problems in the application of Communicative Language Teaching. How to maximize the advantages of CLT in classroom activities, realize its purpose and then find the teaching method that truly conforms to the actual teaching situation in China is a problem worthy of teachers' deep consideration.