It′s going to be chinese new year. 有be是因为chinese new year是一个名词短语,无法直接在It′s going to后面,所以要用be进行连接。
It′s going to后面接名词或形容词,需要用be衔接。
例如:In the late afternoon, it's going to be cloudy.
It′s going to后面接动词,则不需要用be衔接。
例如:In the early evening, it's going to rain in downtown Los Angeles.