Unit 7.THE PLACE I LIVE IN » Стр.55 (3)

Make your own three sentences in the Past Simple and another three in the Present Perfect with the words in the box. 1. I called my grandmother yesterday. 2. I caught a bus two hours ago. 3. I wrote a letter to my pen friend one week ago. 4. I have not studied Chemistry yet. 5. I have just taken a book from the library. 6. We have already sung this song.