But now,Ms.Troiano says the aim is to work with local teachers to provide what is known as co-teaching.

VOA: special.2011.03.28

And secondly, if I'm successful in my teaching I will accomplish this second aim here.

第二,如果我的教学目的达到了,我就会实现第二个目标

耶鲁公开课 - 聆听音乐课程节选