online games

a positive effect

a negative effect

a computer

быть причиной

участвовать

использовать

выражать

принимать участие

использовать

иметь

быть причиной, вызывать

online games

research

a negative effect

a computer

online games

research

an opinion

a computer

выражать

делать

давать

использовать

good grades at school

a decision

an opinion

research

a computer / smartphone

benefit

an opinion

research

a computer / smartphone

benefit

an opinion

research

decisions

benefit

an opinion

good grades

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