Tìm giá trị của các biểu thức sau a) A = 2x² - 7 b) B = 2.(x-1)² -13

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1. I…….a lot when I was younger. a. use to swim b. used to swim c. used to swimming d. didn’t used to swim 2. People…… so often, or they just didn’t travel at all. a. used to travel b. used not to travel c. didn’t used to travel d. didn’t use to travel. 3. My brother……….in this office since he ……… 20. a.works/is b. used to work/was c. worked/was d. has worked/was 4. Find the word which has the different sound in the underlined part. a. break b. bread c. instead d. health(ea) 5. You should walk across the street……the zebra crossing. a. on b. at c. in d. from 6. Find the word which has the different sound in the underlined part. a. lane b. stay c.wait d. traffic(a) 7. Turn on the left turn…..before you make the turn and slow down. a.sign b. direction c. signal d. crossing 8. Choose the word that has the ending pronounced differently. a. matched b. dressed c. starred d. decreased 9. ……..does it take you to ride to school? – About 30 minutes a. How long b. How far c. How often d. How much 10. Choose the word that has the ending pronounced differently. a. moved b. gripped c. remembered d. encouraged(ed) 11. I………… in Jakarta. I've lived here all my life. a. am used to living b. used to living c. used to live d. am used to live 12. This work doesn’t bother me. I ………… hard. I've worked hard all my life. a. used to working b. used to work c. am used to working d. am used to work Choose and write the word which best fits each gap. Staying safe on foot and bike Look out for yourself and your friends when out (13)…….foot and bike. Choose the (14)……routes you can, like quieter, slower roads, with pavements if you ‘re walking or (15)…..if you’re going by bike. It’s easy to get distracted by your phone or by friends, but you need to be (16)….to traffic. Put your phone away and take your earphones (17)…..when crossing the road. Don’t trust that drivers (18)…..spot you and be able to stop in time – many drivers go too fast and don’t (19)…..enough attention, (20)…..anything you can do to protect yourself is a good thing. 13. on in by with of 14. safe safer safest safely safely 15. zebra crossings cycle paths footpaths bumpy roads paths 16. risky warning serious obey alert 17. off over with out down 18. must may will could should 19. pay make turn take have 20. but so though because and Lm giúp mk trong 5 phút nha mk cân gấp