Which sentence contains a progressive verb?
a. Miguel had warned me about the change in weather.
b. This coupon will save us two dollars.
c. Shannon has promised to pay me back by the end of the week.
d. I am running in a charity race next month.
It should be C,because a progressive verb is a verb (duh!) that can be past,present,or future. It involves doing,so the sentence says "by the",onr of the famous progressive verbs. Therefore,its C.
