1. A teenager may be deeply upset by the (1) in communication. 2. One of the largest (2)_____ on the Internet is Google. 3. Many teenagers make friends via (3) like Facebook, Instagram and Twitter. 4. (4)___ is an important skill for your future job because it can increase cooperation among members. 5. Young people need (5) _____ and limit-setting from their parents and Ether giup em voi a cam on a