This study compared the different approaches of introducing the subjunctive mood in Advanced English Grammar and Grammar Dimensions in the hope that it will help ESL teachers to make choice of the proper ways of teaching the subjunctive mood, one of the most serious grammatical problems ever encountered by most ESL leers in China. Also, the main causes of the students’drawbacks in leing subjunctive mood are excavated and some feasible solutions in mastering this difficult item in English grammar are presented in this study.