----- Nội dung dịch tự động từ ảnh ----- 12. It is a long time since we last met. => We haven't.. 13. I haven't talked to him for one week -> It is.. 14. I haven't gone to work for a month. => The last time..... 15. This is the first time I have had such a delicious meal. => The last 16. When did you have this computer? => How long.. .