物质能否在水中溶解，与物质分子的记性有关。同水分子极性不同的物质易溶于水，与水分子极性相似的物质不易溶于水或不溶于水。
参考答案：错
During the process of loading, damages to cargo can be reduced to minimum by（）.
A.shippers who deliver the cargo to the ship on time
B.stevedores who handle the cargo with caution
C.ship's crew members who check the cargo in regular intervals
D.consig ees who take goo care of the cargo
（）不属于视错觉。
A.方向错觉
B.长短错觉
C.色彩错觉
D.记忆错觉
