it is getting hot天气正在变热?

it is getting hot天气正在变热? it is getting very hot 改错 it is now cold and now hot.是正确的吗?天气忽冷忽热Tt is __ coid and __ hot 天变的越来越热了,it is getting hot,还是it is getting hotter?这两个句子正确吗?有什么区别吗? Is it hot today Is it hot today? It is very hot It is very hot. is it hot? it is hot(对hot部分提问, It's summer now ,the weather is getting A.hot and hot B.hotter and hotter C.hottest and hottestD.colder and colder It is getting hot ,we need to drink — waterIt is getting hot ,we need to drink — water A.one more B.more than C.smoe more D.any more She's doing exercises ,but is't getting too hot. It is （real)hot today. Though it is very hot The weather is getting warm,even I feel a little hot.Does it means that the spring is really comi有语法上的错误吗? 表语说明时间和天气时是不是只能用it和time和weatherchongqing is hot in summer? the hot metal is getting bigger and biggeris getting 是不是有 渐渐的 的意思?