Câu 1: **They haven’t met each other for a month --> It's ................................................... Câu 2:**It is 3 years since Tom and Betty got married. -->Tom and Betty …………………… Câu 3:**Have you ever seen a ghost before ? -->No. This is the first time …………… Câu 4:**Lan has not been absent from class before. -->This is the first time ……………… Câu 5:**The last time we went to the cinema was in December. -->We have ………………………… Câu 6:**She has been on a diet for a week. -->It’s ……………………………… Câu 7:**My father began working in this factory five years ago. --> My father has………………… Câu 8:**This is the first time they have come to this restaurant. --> They have never ……………… Câu 9:**It’s a long time since our last visit to Nha Trang. -->We haven’t …………………… Câu 10:**The last time I came here was in 2007. --> We haven’t ……………………