1. The weather’s been so … today that I don’t know what to wear. A) change B) changeable C) exchange D) unchanging 2. Bonnie showed a lot of … in the way she handled the problem with Olivia. A) mature B) maturity C) immature D) maturation 3. The flats were built in the 1960s, but they were all … in the 90s. A) modern B) modernized C) modernize D) modernisation 4. Jack got in a lot of trouble for … breaking school rules. A) persist B) persistently C) persistence D) persistent 5. I really don’t think I’d have the … to finish a marathon! A) endure B) endurance C) endurable D) enduring 6. I feel a lot better since I decided to stop eating … food. A) process B) processed C) processor D) processing 7. Can we … the lesson for next Wednesday? A) arranging B) rearrange C) arrangement D) arranged 8. We need to rely more on wave power, wind power and other … sources of energy. A) new B) renewable C) renewal D) newness 9. I gradually lost tough with Ricardo after his … to Islam. A) convert B) conversion C) convertible D) converted 10 10. I’m scanning my gran’s photos onto my computer because they’d be … if anything happened to them. A) place B) irreplaceable C) replace D) placement 11. Sometimes I wonder how many of the changes we see around us will really … A) endure B) decay C) innovation D) mature 12. There has been a real … in attitudes towards this lately. A) modify B) shift C) potential D) progress 13. Mobile phones that receive TV programmes are real … A) decay B) endure C) innovation D) substitute 14. Iris has a lot of … and should do well in her future career. A) mature B) modify C) progress D) potential 15. You have to try to be … about the situation and use your experience to find a solution. A) modify B) endure C) mature D) switch 16. This isn’t my laptop! Someone must have … my bag and theirs. A) endured B) switched C) decay D) shift 17. We’ve made a lot of … with the plans, but we still have a long way to go. A) progress B) substitute C) decay D) endure 18. You might have learnt the theory, but there’s no … for practical experience. A) innovation B) substitute C) modify D) potential 19. When trees fall and start to …, they provide a home for many insects. A) progress B) endure C) decay D) mature 20. I’ve … the design by giving the car six wheels instead of four. A) endured B) decayed C) switched D) modified