water changes______ steam when it is boiled A:into B:to C:in Dfor选什么

water changes______ steam when it is boiled A:into B:to C:in Dfor选什么 many changes______ ____ (发生）in my hometown last year WATER water water water water water Great changes______ in our country since 1980.填have been taken place还是填have taken place再说下理由. water是什么意思 4 water water 是什么意思? Make Water Clear Water water是什么 water drop water pump Clam water