1) This book gives a brief.......of the history of the castle and details of the art collection in the main hall A.outline B.refernce C.article D.research 2) Mark is very set in his ways, but John has a more.............attitude to life A.changeable B.flexible C.moveable D.fluid 3) I'm not serious investor, but i like to................in the stock market A.splash B.splatter C.paddle D.dabble 4) in all.............,there will never be a Third World War A.odds B.probability C.certainty D.possibilities

1. A. outline : phác thảo

2. B. flexible : linh động, linh hoạt

3. D. dabble : học đòi

4. B. probability : khả năng có thể xảy ra