XIV. Viết lại câu từ quá khứ đơn sang hiện tại hoàn thành không làm thay đổi nghĩa. 1/ The last time I cooked was 2 weeks ago. 2/ When did you buy that bag? 3/ I last saw Peter 5 days ago. 4/ I started writing daily blog 3 months ago 5/ He began living in Ha Noi when he was six years old. 6/ When did you start loving her? 7/ The last time I went to water park was 6 years ago. 8/ It's years since Lisa wrote to me.