America’s S&P 500 stockmarket index ended the first quarter slightly higher than it was at the turn of the year—an outcome that seemed unlikely after a turbulent start to 2016. 请问:(1) at the turn of 是什么意思?(2) start to 2016 是什么意思?
...r thing in a group is the number of people or things of that kind compared to the total number of people or things in the group.compared to the total number of people or things in the group.是定语短语修饰 the number of people or things of that kind吗?