조동사 can 조동사 can + R 조동사는 혼자 쓰지 않는다.반드시 뒤에 동사 원형을 쓴다.예문: Justin has two cousins.Lisa can walk.Denny can not walk.My son can ride a bicycle now. He really enjoys it.Carla broke her arm. She can not move it at the moment. Can penguins fly? No, but they can swim very well. 조동사 can + R = be able to + RI can visit my grandparents often because I live near them.= I am able to visit my grandparents oft..