They álso sérve who ónly stánd and wáit.Because each foot consists of two syllables, the iambic is known as a duple meter. The other most common duple meter is trochaic. Note that you can distinguish iambic from trochaic meter only by examining the first and last feet in a verse, since they both alternate stressed and unstressed syllables.
Note: This guide is still in the early stages of development.
Three question marks mean I have to write more on the subject. Bear with me.