ฉันคิดว่ากิจกรรม Health Fair เป็นกิจกรรมที่เน้นการฝึกฝนการใช้ภาษาอังกฤษ
I think the Health Fair activities are activities that focus on English language training.
I think the Health Fair event is an activity that focuses on training the English language.
I think Health activities Fair activities are focused on training English usage.