I. Viết lại câu không thay đổi nghĩa: 1) This is the first time he went abroad. => He hasn't........... 2) She started driving 1 month ago. => She has........... 3) We began eating when it started to rain. => We have........ 4) I last had my hair cut when I left her. => I haven't............ 5) The last time she kissed me was 5 months ago. => She hasn't........... 6) It is a long time since we last met. => We haven't............ 7) When did you have it? => How long.... 8) This is the first time I had such a delicious meal. => I haven't.......... 9) I haven't seen him for 8 days. => The last ..... 10) I haven't taken a bath since Monday. => It is It is ....... 1: 1007 ...?