凡动词表示人的思想、感情、态度和愿望等时一般不能用进行时，除非强调短暂性或含义发生变化。如感觉动词：appear, feel, hear, perceive, see, seem, smell, taste等；如表示心理和感情的动词：choose, desire, doubt, hate, love, hope, intent, like, prefer, want, believe, mean, mind, think, remember等；如表示存在和所属关系的动词belong, comprise, contain, equal, have, cost, hold等。

　　【例如】

　　I believed what he was saying.They love each other.The food tastes delicious.The soup contains too much salt.As we walked，she felt a joy she could not restrain.