Modal verbs
You ___________ delete online information not to be located
must
Useful information ____________ be found on the net
can
You _______________ do a search if you want to find any information
should / must / have to / may
You ______________ store a lot of information on the cloud.
can
You _____________ be +18 to log in a social network
Teenagers, and people in general, _____________ spend so much time surfing the net.
shouldn't
Be online 24/7 _____________ be mentally unhealthy.
can / may
You ________________ get really hooked on social networks. You ____________ be careful about it.
can / may - must
People _____________ be ciberbullied through the net.
There are a lot of fake news on the net. You ____________ be very careful about what you read and believe.
Must
People ________________ post photos or status on the profiles if they don't want.
Don't have to
Can / May
Social media _______ cause distraction and make you think what it is not.
may / can
Social media ____________ be the cause of sleep issues.
May / can
Children under 18 _______________ be supervised by their parents when surfing the net.
Should / have to / must
A lot of useful information ____________ be found on the net which ___________ be used positively.
can / may - should / must
You _____________ trust everyone you meet on the net.
Mustn't
Social media ____________ also be a good place for social education.
should
You _______________ talk to unknown people on the net.
mustn't / shouldn't
People always __________ be careful when posting information on social media.
have to / must