III .Find the word which has different sound in the part underlined
9. A. school B. coal C. knock D. cury
10. A. teenager B. together C. guess D. regular
11. A. meat B. reader C. sea D. realize
12. A. horrible B. hour C. hundred D. hold
13. A. much B. drug C. future D. buffalo
14. A. serious B. symptom C. sugar D. sauce

She……..as a teacher for many years before she became a writer.
A. didn’t use to work B. used to worked C. used to work D. worked

Ex2: Complete sentences, using the correct verb.
6. We used to (live)……… in a flat when I was a child
7. People didn’t (used to)……… have mobile phones 20years ago.
8. (Do)………. Jim use to go swimming every weekend?
9. My father used to smoke but he (give up)……… five years ago.
10. Lily (not/ used to/ cook)………. much, but now she makes dinner
every day.
11. Did there use to (be)……. a supermarket on the corner?
12. People (not/ used to/ buy)……… so much stuff as they do today.
13. Are you used to (eat)…………fresh fish when you come here?
14. I used to (go)…….. to bed very late but not anymore!
15. Which TV programme …….. you (used to/ watch)………… most when
you were little?

78/100m vuông hay ..................dm vuông

42/10000mvuông hay ..............cm vuông