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1 She is sick. A fat B weak C ill D mad 2 Mary is looking for the book she lost yesterday A trying to find B looking up C looking at D finding 3 I rarely wear a raincoat because I spend most of my time in a car A normally B seldom C frequently D usually 4 He is a physician A researcher B professor C doctor D student 5 An important part of the national government is the Foreign Service，a branch of the Department of State. A tree B division C root D leaf 6 John is collaborating with Mary in writing an article A cooperating B marrying C combining D arguing 7 He will consolidate his power. A strengthen B win C abandon D unite 8 Many scientists have been probing psychological problems A solving B exploring | 
