Experts say cabbage does not need full sun and grows easily if you water it regularly and protect against insects and disease.

VOA: special.2009.03.03

They learn to run a maze faster and faster when they're regularly rewarded but they also learn to run a maze faster and faster if they are not rewarded at all.

在不断得到奖励的条件下,白鼠跑出迷津的速度越来越快,但在完全不予奖励的条件下,白鼠依然能越来越快的跑出迷津。

耶鲁公开课 - 心理学导论课程节选

Water regularly during the first month. After that, parsley does not need very much water.

VOA: special.2009.06.02

While Iran regularly holds talks with Pakistani and Afghan leaders, it has not participated in discussions with the United States on the war in Afghanistan.

VOA: standard.2009.03.19