—It was wise of him to do so.
A:said sorry
B:said thanks
C:made an excuse
根据如图所示的溶解度曲线,下列叙述正确的是( )
─Shall we go shopping together this afternoon?
─ ____ .My mother will take me to see my grandparents.
下图所示的一组实验可用于研究燃烧条件.下列说法中,正确的是( )