Giáo trình tiếng anh điện tử viễn thông - digital telephone exchanges p1
Giáo trình tiếng anh điện tử viễn thông - digital telephone exchanges p1
LISTENING Listen to the following conversation about a call connect system, or PABX (Private Automatic Branch Exchange). The conversation is between Tim Allison, a sales representative, and John Gibbs, manager of company in the south of England. 4.1. Complete the table. Functions a. Internal calls Instructions i. ii b. External calls i ii iv v c. Transferring calls i ii iv v d. Automatic call- back i ii iv Pick up the handset ... Pick up the handset ... ... ... Pick up the handset Wait for the i