EC Ʈ ַ 4ֿ ѹ ġϴ.
	Ʈ ¥    ٸ,  4ֿ ѹԴϴ.
	 ο  ݿ     Ե鲲 Level Description ֽôµ ű   ַ Ѵٰ  ˴ϴ.
	  ĥ  Ư grammar κп ִ κ ϴ    µ   ̶ ˴ϴ.
	  ũ , , б   µ 
	 
	
	
	
	  ŷ Ʈ ġ ʾҴµ  Ʈ   ŷ Ʈ ġ ʽϴ.
	߿ ˰ ŷ   Ӽ  ð   ߴ ؼ  ֽŴٰ մϴ.
	 ð  ϰ   ߴ ģ ַ   ɼ   ϴ.
	 
	
	
	 ø     Բ    ֽ Դϴ.
	 躸ٴ  ̾, ̷ ŸϷ ´ٰ  ø   ϴ.
	    ִ ð ֽ ʰ ٷ  Ҵµ,     ˴ϴ.
	    Ǯ ϴٺ   ´ٰ ص  ʽϴ.
	  T,F  ͵ ־, ̸  ϴ ͵ ־ϴ.
	   پϰ   ϴ.
	 
	
	
	 intermediate upper-intermediate    70̸ ,
	upper pre-advanced    ƴٰ մϴ.
	ٺ  п  ѱ л intermediate upper-intermediate ֽϴ.