根据汉语提示完成句子。
Millie has ____________（微笑）eyes.
Giant pandas live ___________(主要的)on a special kind of bamboo.
Be ________ (耐心的) with your son. He’s just five.
-Hello.May I speak to LiPing?  -Hold on for a _________(一会儿 ),please.
It will be very cold tomorrow and the temperature will ________ (下降) below zero.