“有反应”用英语怎么说？

在出生前3个月，胎儿就已经对声音有反应了。Three months before birth babies are already responsive to sound.令人困惑的是，盲人对亮光也有反应。Confusingly, blind people also respond to the light.轻轻摇晃他看他是否有反应。Shake him gently to see if he responds....