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

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

النسخة 10الرقم المعياري الدولي: 978-0324789744
book Business English 10th Edition by Mary Ellen Guffey,Carolyn Seefer cover

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

النسخة 10الرقم المعياري الدولي: 978-0324789744
تمرين 74
Select the correct verb. Keeping your skills up-to-date (a) is, (b) are important in today's economy. _____________
التوضيح
موثّق
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Business English 10th Edition by Mary Ellen Guffey,Carolyn Seefer
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