merit/benefit

　　demerit/drawbacks

　　put forward

　　play an important/a significant role in…

　　have a profound influence/effect on

　　have positive/negative effects

　　along/together with the development of science and technology,

　　as the development of science and technology accelerates,

　　a good/large/growing/an increasing number of people

　　explore

　　enlarge/expand one’s knowledge

　　widen one’s horizons

　　cultivate/foster

　　one’s ability/capability/competence

　　personality

　　provide sb. with sth.

　　convenient = of convenience

　　significant = of significance

　　nevertheless,/nonetheless,/ on the other hand

　　for instance,

　　take sth. as an example

　　accelerate globalization

　　Internet provides a convenient platform. for people to communicate directly.

　　working efficiency

　　impair/damage people’s health

　　do damage to

　　incur