----- Nội dung dịch tự động từ ảnh ----- I. Change the following sentences into passive voice: 1. Cell phones, emails and social networking have enhanced the way of communicating. 2. Hackers now can steal the contact information of many Internet Users. 3. In the next step, people crush the clay into powder. 4. Subsequently, the conveyor takes the powder to the heater. 5. This is the place where this device heats the powder at the temperature of 900 degree Celcius.
