No. 1 The letter ------- that the annual convention in Las Vegas successfully took place. (A) acknowledgement (B) acknowledgeable (C) acknowledge (D) acknowledged No. 2 Dada Motors's ------- for participation in the study of mobility in the aging society is still under discussion. (A) responsibility (B) accountability (C) disability (D) eligibility No. 3 Mr. Norton was offered ------- for all expenses including flight tickets after he came back from the business trip. (A) investment (B) settlement (C) reimbursement (D) expenditure No. 4 The candidate promised to reform the laws ------- protect agricultural producers at the election. (A) what (B) that (C) where (D) for No. 5 White Apparel Co. is now rolling ------- an advertising campaign in Russia featuring well-known local models. (A) by (B) in (C) forward (D) out No. 6 The success of the new project depends ------- the number of skilled members. (A) of (B) at (C) in (D) on No. 7 The hostel has ------- of food available for guests in the kitchen on each floor. (A) package (B) plenty (C) refrigerator (D) rest No. 8 The private electric generator is a cost-competitive product since it is designed for ------- production. (A) flexible (B) complex (C) experimental (D) mass No. 9 The fight between the two companies started when one started to buy ------- the firm's stock. (A) under (B) through (C) up (D) down No. 10 The rumor about the company has spread rapidly ------- thousands of employees. (A) among (B) along (C) aside (D) astride