According to the text, social networks _______.
A.are about friendships
B.are being used by businesses for marketing
C.can damage business reputations
D.advertise on business web sites

Why do advertisers like social network sites?
A.They are cost-effective to advertise on.
B.Detailed information on each user allows targeted ads.
C.Most users have high disposable income.
D.They can influence consumer behavior.

What does the expression “sprung up” in the part Languages, nationalities and academia mean?
A.The development of social networking is unplanned.
B.Everybody is trying to copy Facebook.
C.Social networking works in all languages.
D.There has been rapid development of social networking sites.

What should users not do on social networks?
A.download viruses
B.be too free with their personal information
C.contact predators
D.upload copyrighted music

He'd hardly finished doing his homework when you arrived, ________?
A.didn't he
B.had he
C.would he
D.hadn’t he

My mother often ______ our mistakes, whereas my father is very strict and punishes us for even the slightest one.
A.appreciates
B.overlooks
C.avoids
D.enjoys

We were made ________ hard when we were at school.
A.to study
B.study
C.studying
D.studied

Laura didn't enjoy her first year at college because she failed to ________ her new friends.
A.come in for
B.look down on
C.go down with
D.get on with

We should find ways to improve our products in terms of quality and service.
A.for considering aspects
B.in spite of
C.with a view to
D.in regard to

The first year at university was probably the most challenging year of her life, which caused her plenty of troubles.
A.tricky
B.tough
C.difficult
D.easy