In passive form, when should we avoid using the agent?

أفضل جواب: <p>Cooperative learning can be effective if the number of students are limited in a classroom and a ... الإطلاع على المزيد

أفضل جواب: Sometimes company understand that can not meet many requirements of eployees and is afraid to know truth ... الإطلاع على المزيد

أفضل جواب: In flowchart the diamond form is represents the Decision Point.  If in the decision point if there is Yes ... الإطلاع على المزيد

أفضل جواب: <p>By offering the best customer service, the time in which there issue has been resolved.</p> ... الإطلاع على المزيد