-----is it going?----- -----,thank you.第一个空应该添what还是how?怎么回答呢

How is it going? How is it going? How is it going? it is going It is going to how is it going how is it going? 英译汉：“How is it going? It is going to be how is it going there? how is it going to how is it going to It is windy.It’s going to ---------- It is going down and the water is going u--- how it is going?回答是什么?用上going well be going 如：what is it going to be? how is it going 和how are you going it is _____(cloud)maybe it is going to rain