28.　 continents, satisfaction, measuring, population, sentenced, assistant, apology, entrance, possible, feverish

27.　 constant, construction, correct, curious, developments, difference, directing, discourage, discuss, expert

26.　 particularly/especially, patient, persuade, pioneer, Plastics, poisonous, political, position, popular/welcome, population

25.　 possible, poverty, practical, praises, preparation, present, pressure, produced, programme, progress

24.　 favorite, fortunate, frequently, geography, impress,, industry, knowledge, limited, liquid, majority

23.　 pronunciation, proper, published, protected, punish, quality, quantity, quarrel, rapid, reasonable

22.　 weakness, disappointment, obviously, improvement, punish, disappearance, carelessness, except, specially, respected

21.　 rebellions, poet, stomach, millionaire, upstairs, spare, physical, expensive/excellent, temperature immediately

20.　 Incident, true, beautiful, wish, draw, equip, especially, gained, works, improve

19.　 silence, persuade, invented, interrupt, really, vapour, trouble, war, meat, select