连连点头lián lián diǎn tóu

nod again and again(to show agreement,etc)
❍ 老大娘听了，笑呵呵地～。On hearing this,the old granny wore a big smile on her face,nodding again and again.

连连点头lián lián diǎn tóu

一再地点着头。nod again and again, nod repeatedly, nod vigorously