1。1 Background 1

1。2 Research purpose and significance 1

2。 Literature review 3

2。1 Game 3

2。1。1 Definition of game 3

2。1。2 Classification of games 3

2。1。3 Impact of using games in language teaching 4

2。1。3。1 The positive effects 4

2。1。3。2 The negative effects ………。。6

2。2 Guessing games 6

2。2。1 Definition and features of guessing games 6

2。2。2 Types of guessing games 7

2。2。3 The use of guessing games 7

2。2。3。1 Steps 8

2。2。3。2 Principles 8

2。2。3。3 Points for attention 9

3。 Research methodology 10

3。1 Research questions 10

3。2 Participants 10

3。3 Instruments 10

3。4 Procedures and data collection 11

4。 Results 13

4。1 Analysis of the first research question 13

4。2 Analysis of the second research question 14

4。3 Analysis of the interview 15

4。3。1 Analysis of question one 15

4。3。2 Analysis of question two 15

4。3。3 Analysis of question three 15

4。3。4 Analysis of question four 15

5。 Discussion 17

6。 Conclusion 18

6。1 Major findings 18

6。2 Limitations and future expectations 18

6。2。1 Limitations 18

6。2。2 Future expectations 19