turn around: 转身
To be sure, china's economy could soon turn around.
可以肯定的是，中国的经济可能很快就会好转。

keep one’s company: 陪同某人
My clients wanted company with no strings attached.
我的客户需要陪伴，但不要牵绊。
I was wondering if you’d like to keep her company this evening?
不知道你今晚能不能陪她去看呢？

motion to: 向…打手势
He introduced a motion to the meeting.
他向会议提出一项动议.
The Congress voted down a motion to change the union's structure.
国会投票否决了改变工会结构的动议。