副词形式有两个：high和highly.high指具体的高，如：he junps high.他跳的很高。highly指抽象的高，如：My teacher spoke highly of what I did.老师对我的行为做出了高度评价。
例句
1、People in this country enjoy a high standard of living.
这个国家的人民享有很高的生活水平。
2、You did well to sell when the price was high.
你在价钱高的时候出售，真明智。
3、The cost in terms of human life was high.
付出了很大的生命代价。
4、It's about this high.
大约有这么高。
5、In our company, quality is high on the agenda.
我们公司高度重视质量。