PP 1) I have already met Mr. Bin and his wife. 2) Linda has learnt English before 3) I have been to America. 4) They have already finished. 5) Has he been late for meeting again? PC 1) I'm watching TV. 2) He's writting a letter now. 3) They're cooking breakfast. 4) It's raining. 5. The girl are talking and laughing.