Business English 10th Edition by Mary Ellen Guffey,Carolyn Seefer

تمرين 47

Skill Maximizer. To offer extra help in areas that cause hesitation for business and professional writers, this proficiency exercise reviews subject-verb agreement. Underline any subject-verb problem and write an improved form(s) in the space provided. Each sentence has one error.
The use of UPC scanning devices, computer databases, and thermal-imaging receipts are everywhere in the retail industry. _______________