No. 1 The professor at the business school often tells his son that there is no such thing as a 100% ------- profitable business. (A) guarantee (B) guaranteeing (C) guaranteed (D) to guarantee No. 2 It required a lot of ------- to open new shops in those major cities at the same time. (A) orders (B) effort (C) purposes (D) hesitation No. 3 While people tend to become more ------- when they get older, this 80-year-old woman started travelling the world by herself. (A) conservation (B) conserve (C) conservative (D) conservatives No. 4 The manufacturer takes back any ------- items that are found in the shipment. (A) less (B) worse (C) missing (D) faulty No. 5 Unless we hear from you ------- ten days, we will have no choice but to close your account. (A) within (B) without (C) through (D) throughout No. 6 Personal computers are now ------- in a range of sizes and colors. (A) edible (B) available (C) reachable (D) feasible No. 7 When Ms. Anniston -------, we held a party in her honor. (A) realized (B) retired (C) retailed (D) rented No. 8 Mr. Hudson bought a tailored ------- from a famous menswear shop in Milan. (A) suited (B) suitable (C) suits (D) suit No. 9 If I knew it ----- rain, I would have brought an umbrella. (A) was going to (B) were (C) had (D) will No. 10 Ms. Hyde is an ------- analyst and also teaches at a university in London. (A) economy (B) economic (C) economical (D) economist