tailieunhanh - Basic English Usage Exercises_9

Tham khảo tài liệu 'basic english usage exercises_9', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 183 241 The past perfect tenses are used for a before past for things that had already happened before the past time that we are talking about. looked carefully and realized that I had seen her somewhere before. I was tired because I had been working all day. 241 past time simple past 1 Forms Affirmative Question Negative I worked you worked he she it worked etc did I work did you work did he she it work etc I did not work you did not work he she it did not work etc 2 Meanings We use the simple past tense to talk about many kinds of past events short quickly finished actions and happenings longer situations and repeated events. Peter broke a window last night. PAST 4 - FUTURE NOW I spent all my childhood in Scotland. past--1 SCOTLAND F NOW FUTURE 242 184 Regularly every summer Janet fell in love. PAST---- ---- ----- ----------- ------ FUTURE 1959 1960 1961 1963 1964 NOW We use the simple past in narrative when we tell stories and when we tell people about past events. Once upon a time there was a beautiful princess who lived with her father. One day the king decided . . . I saw John this morning. He told me . . NOT I have seen John this morning He has told me . . A simple rule use the simple past tense if you do not have a good reason for using one of the other past or perfect tenses. 42 past time past progressive 1 Forms Affirmative Question Negative I was working you were working etc was I working were you working etc I was not working you were not working etc 2 Meaning We use the past progressive to say that something was going on around a particular past time. What were you doing at eight o clock yesterday evening I I PAST . ----------- ----- FUTURE NOW We often use the past progressive together with a simple past tense. The past progressive refers to a longer background action or situation the simple past refers to a shorter action or situation that happened in the middle or interrupted it. 185 243 While A was happening AAAAAAAAAi BjAAAAAAAAA As I was walking