No. 1 A high-rise apartment in Dubai could be a ------- for Chinese investors who want to allocate their assets in different countries. (A) stock (B) bargain (C) sale (D) bonus No. 2 A group of ------- played an important role on the experiment. (A) professional (B) professionals (C) professionally (D) professor No. 3 The letter ------- that the annual convention in Las Vegas successfully took place. (A) acknowledgement (B) acknowledgeable (C) acknowledge (D) acknowledged No. 4 A customer at Brooks Books is reminded to keep his or her receipt ------- a proof of purchase. (A) off (B) except (C) as (D) on No. 5 News reports must confirm if the source is ------- before reporting the news. (A) changeable (B) portable (C) unable (D) reliable No. 6 At Morrison & Dorson Ltd., wages ------- depending on the employee's position and skills. (A) to vary (B) varying (C) vary (D) varies No. 7 Professor Hanna Park was by ------- until the arrival of Dr. Eric Snow at 9:30 a.m. (A) she (B) her (C) herself (D) hers No. 8 The Westwood Foundation is committed to ------- buildings and houses of historical significance. (A) preserving (B) have preserved (C) be preserved (D) preserve No. 9 The new staff who joined our team is very friendly and down-to- -------. (A) earth (B) floor (C) ground (D) town No. 10 We would like to congratulate April Port ------- winning the Best Employee of the Year award. (A) for (B) at (C) because (D) as