1. There/both/many good things/many potential dangers/social network.

There are both many good things and many potential dangers in social network.

2. It/important for parents/ teach/their children/ how/use/ social media wisely.

It is important for parents to teach their children how to use social media wisely.

3. Social network/ be/start of bad things/ like cyberbullying.

Social network is the start of bad things like cyberbullying.

4. Recent report/say/many teenagers/ have/ online contact/ strangers/and/it/make/them/feel scared or uncomfortable.

A recent report has said that many teenagers have contacted online with strangers and it makes them feel scared or uncomfortable.

5. Others/receive/online advertising/that/be/inappropriate for their age.

Others receive onine advertising that is inapproriate for their age.

6. It/be/important/parents/be/aware of/ what/children/doing online.

It is important that parents should be aware of what children are doing online.

7. Parents/make/children/understand that/they/respect/children's privacy.

Parents should make their children understand that they respect children's privacy.

8. However/parents/want/make sure/children/be safe.

However , parents want to make sure that their children are safe.