This study aims to investigate the perceptions of non- English major students atHanoi Metropolitan University towards learning English grammar
and their difficulties inlearning grammar communicatively and solutions that should be implemented. To achieve thisobjective, a survey has been done by providing a questionnaire with open and close endedquestions for 215 non- English major students at Hanoi Metropolitan University in the secondterm of the school year 2021- 2022. They are students majoring in primary education, law,logistics and Chinese language. The findings revealed that students encountered certaindifficulties in grammar lessons adopting the Communicative Language Teaching (CLT)Approach. Based on these important findings, recommendations for overcoming the challengesin learning grammar communicatively were given.