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2 tháng 11 2018

The simple past and the present perfect

1. The company and the union finally ..agreed.. on salary raises two days ago. Since then, they .have agreed.. on everything, and the rest of the negotiations have gone smoothly. (agree)

2. Mark.took.. a trip to Asia last October. He .has taken.. many trips to Asia since he started his own import-export business (take)

3. Ivan ..has played. the violin with the London Symphony since 1990. Last year he played... Beethoven's violin concerto at one of the concerts. (play)

5. When she was in college, Julia .wrote.. home at least once a week. Now she has a job and is living in Chicago. In the last six months she .has written.. only three letters to her parents. (write)

6. Our university.sent.. 121 students to study in other countries last year. In total, we ..have sent. 864 students abroad over the last ten years. (send)

7. Masaru is a pilot for JAL. He .has flown.. nearly 8 million miles during the last 22 years. Last year, he ..flew. 380.000 miles (fly)

8. Mark missed his physics examination this morning because he ..overslept. . He .has overslept. a lot since the beginning of the semester, He'd better buy a new alarm clock. (oversleep)