". . . and your own care and prudence, and best contrivance, and all your righteousness, would have no more influence to uphold
you and keep you out of hell, than a spider's web would have to stop a falling rock." I. Spiders are considered to be errors of God’s creation.
II. Spiders are powerless should a rock fall on them.
III. Spiders are considered the lowest form of life and thus expendable.
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.