... as an evidence of effective use of communicative activities in teaching speaking skills to the 10th graders at upper secondary schools in Nghe An The results of the study show that most of the ... teaching speaking in foreign language such as the definitions of speaking, principles of teaching speaking, and the significance of teaching speaking Also, concepts related to CLT, types of CAs used ... This thesis, therefore, focuses on the studying the use of CAs in teaching speaking for students at upper secondary school 2.3 THE NATURE OF SPEAKING 2.3.1 Definitions of Speaking Speaking can...