Bài tập 1: Chia động từ trong dấu ngoặc 1. I (switch off ) ___switched off________ the computer because it (make)_____was making______ a strange noise. 2. My dad (listen)____was listening_______ to classical music when I (arrive)_____arrived/ was arriving______ home from school. 3. We (play)_____were playing______ video games when my mum ,(say)_____said______ ‘Turn the volume down!’ 4. My cousin (meet)_____met______ his wife, Bianca, while he (live)_____was living______ in Italy. 5. My little sister (draw)_____was drawing______ a picture while I (study)____was studying_______ for my French exam. 6. While they (try)____were trying_______ to fix the computer, all the lights (go out)____went_______. 7. When we (leave)_____were leaving______ school yesterday, it (pour)______poured_____ with rain. Leave->left 8. When you (see)_____saw_____ Paul, was he (wear)_____weared/ wearing____ a black jacket? 9. I (try)____was trying_______ to log on when the WiFi (stop)______stopped_____ working. 10. While Dad (print)_____was printing______ an article, the printer (run out)_____ran out______ of paper. 11. I (make)_____was making______ my dinner at 8 o’clock last night. 12. Joe and Sam (use)_____was using / used ______ the wrong program in IT yesterday. 13. Who was that guy you (dance)______were dancing_____ with at the party? 14. Paula (come)______was coming_____ home from school when she saw an accident. 15. In 1999 my father (live)_____lived______ in Dublin. That’s where he met my mother. 16. He (open)____was opening_______ the box when he cut his finger. 17. This time last week, we (visit)_____was visiting / were visiting______ my grandmother. 18. I (sit)_____was sitting / __sat____ at the back of the classroom so I couldn’t see the screen. sit-> sat 19. Andrew (insert)______was inserting_____ a photo into his document when the teacher stopped the class. 20. I (start)______was starting_____ to do my homework when my friend sent me a message. Bài tập 2: Lựa chọn đáp án đúng 1. I _____ work at 9 a.m. this morning. a. started b. was starting 2. This time last year I _____ at university. a. studied b. was studying 3. Sarah hurt her ankle while she _____. a. ran b. was running 4. I _____ your call because I was working. 1. missed 2. was missing 5. While I was walking home, I _____ a new shop in the high street. a. noticed notice (v) để ý b. was noticing 6. At 6 p.m. yesterday it _____ dark. 1. already got 2. was already getting 7. I saw you driving down Green Street yesterday! Where _____? 1. did you go 2. were you going 8. When we saw the crime, we _____ the police. 1. called 2. were calling 9. I _____ my new job yesterday. 1. started 2. was starting 10. What _____ at around 8 a.m. this morning? 1. did you do 2. were you doing 11. While I was washing the dishes, I suddenly _____ a brilliant idea. 1. had 2. was having 12. He didn’t hear the phone ring. He _____ to really loud music. 1. listened 2. was listening 13. They _____ the shop when I got there, so I couldn’t go in and buy anything. 1. already closed 2. were already closing 14. The teacher told us to stop what we _____. 1. did 2. were doing 15. The teacher told us to stop what we _____. 1. did 2. were doing 16. _____ what you were looking for in the library yesterday? 1. Did you find 2. Were you finding 17. When I heard the phone ring, I _____ it straight away. 1. answered 2. was answering 18. I was doing my homework when the stone …… the window. 1. was hitting 2. hitted 3. hit 19. Everyone_____________ outside when the car arrived. 1. was waiting 2. waited 3. were waiting 20. Nobody____________it off. 1. watched the TV so we switched 2. was watching TV so we switched 3. watched the TV so we were switching