What the teacher said at the meeting-----very helpful to us.A.turned to B.turned form C. turned out D.turned up

热心网友

Cturn out (to be) +n./adj. 被证明是...turn to sb. (for help) 向某人求助turn up 出现,露面

热心网友

c

热心网友

答案是C

热心网友

A