A. 1형식 : S + V₁

   ꊱ 의미에 유의해야할 완전자동사

      (1) do :「충분하다, 좋다」(= be good enough)

         Anything will do. <반드시 will 수반>

      (2) matter, count :「중요하다」(= be important)

         It doesn't matter to me.

         His opinions does not count.

      (3) pay :「수지맞다, 이익이 되다」(= be profitable)

         This business pays.  

      (4) work :「작동하다(= operate), 효과가 있다(= be effective)」

         The machine did not work.

         This type of medicine works well.