A positive connotation for the word "glare" is an intense and emotional look.
Explanation:
Positive connotation is the term used to describe the situation where a subjunctive meaning has been added to a word, however, that meaning differs from the real meaning of the word, but adds a meaning that arouses good, pleasant, favorable and positive feelings.
An example of this can be seen when the author uses the word "glare" to describe an intense and emotional look.
Past tense is a grammatical tense used to describe an action or event that is done in the past. "Mixed" has a regular form "mix" and by adding "-ed" to it, it becomes a past tense.