6. 贡献，有助于：make a great contribution to

例句：Modern technologies make a great contribution to a more comfortable life.

现代科技对于舒适生活起到了很大的作用。

7. 对...加以限制：impose restrictions / limitations on

例句：Parents and teachers should impose restrictions on children's television viewing.

家长和老师应该对孩子看电视加以限制。

8. 对...有不利的影响：have an adverse / negative effect on...

例句：Modern farming methods can have an adverse effect on the environment.

现代农业耕作方法可能对环境造成负面影响。

9. 接触：expose sb to sth

例句：The internet can expose students to a world of knowledge.

网络可以让学生们接触知识的世界。

10. 许多：a wide range of...

例句：Those who study at university can do a wide range of activities on campus such as playing sport and joining clubs,

which can help them build close relationships.

在大学学习的学生们可以在学校做很多活动，比如做体育运动和参加一些俱乐部，这样可以帮助他们建立密切关系。

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