He said they should talk to their doctors before starting to take the vitamins.

VOA: special.2010.10.05

After your entrance here, what kind of process did you go through before starting your classes?

在你被录取后，但还没有正式上课之前，你都经历了什么呢？

写推荐书的人 - SpeakingMax英语口语达人

Before long the speaker realizes that this fantasy is starting to sound a little extreme or maybe a little dangerous.

不久之后诗歌发言者意识到,这个幻景,开始听起来有点过头或危险了。

耶鲁公开课 - 弥尔顿课程节选

"Starting from before the woman becomes pregnant, during the delivery, (during the birth and continuing until the child is five years and older.") The World Health Organization has targeted 68 countries with the highest maternal, infant and child deaths.

VOA: standard.2010.05.11