3 Work out (v) - to understand something or to find the answer to something by thinking about it (C2) Example: There will be a full investigation to workout what caused the accident 4 Sheepishly (adv) - embarrassed because you know that you have done something wrong or silly Example: She gave me a sheepish smile and apologized 5 Chattily (adv)- liking to talk a lot in a friendly, informal way (C1) Example: A chatty talk 6 Grapple (v) - to try to deal with or understand a difficult problem or subject Example: Today, many Americans are still grappling with the issue of race 7 Frustration (n) - the feeling of being annoyed or less confident because you cannot achieve what you want, or something that makes you feel like this (B2) Example: This job has more than its fair share of frustrations 8 Tailor (vb- to make or prepare something following particular instructions Example: Arrangements can be tailored to meet individual requirements 9 Overhaul (v) - to repair or improve something so that every part of it works as it should Example: I got the engine overhauled 10 Comprehensive (adj) - complete and including everything that is necessary (C1) Example: We offer you a comprehensive training in all aspects of the business 11 Stumble into (v) - to discover something by chance or to meet someone by chance (Ci Example Workmen stumbled upon a mosaic while digging foundations fora new building 12 Enamored (adj) - liking something a lot Example: I have to say I am not exactly enamored with this part of the country 13 Unambiguous (adj) - expressed in away that makes it completely clear what is meant Example: The minister promised a clear and unambiguous statement on the future of the coal industry