sos :)) ----- Nội dung dịch tự động từ ảnh ----- 4. Fill in the blanks to complete the form and use of Present Perfect. 1/ you/ we/ they + (+) He/she/ it + → I have been to the UK. 1/ you/ we/ they + (-) He/she/it + (?) + → I haven't been to the UK. + 1/ you/ we/ they + + He/she/ it + .... → Have you ever been to the UK? ... We can use Present Perfect to talk about …... .+ O. .+ O. .+ O? .+ O? .+ O. .+ O. ....in our life.