Read this paragraph from www.thinkuknow.co.uk by CEOP, the UK government agency that Help protect children from harm Online and offline in the UK and internationally

X. Read this paragraph from www.thinkuknow.co.uk by CEOP, the UK government
agency that Help protect children from harm Online and offline in the UK and
internationally.
Choose the most suitable words/ phrases to fill the gaps.
Because
Firstly
In short
If
In addition
Thirdly
....9
Secondly
When you game Online, be careful when you 'make friends' with strangers. What should
you do? (1) ....
remember that it's easy to lie Online and some of these 'Online
friends' may be adults who want to harm you. (2) ........
never give your
personal information such as your full name or your hometown. (3)
Online games when you have updated antivirus software. (4) ........
parents what games you're playing and what you love about them. (5).
like in the real world/ you need to be careful when playing with strangers.
..., only play
..., tell your
......, just