Cycle A was published in 1992 and has a helpful introduction on Matthew. The Gospel according to Matthew . O'Brien, John E. Refreshed by the Word . Cycle B is published in 1996. Each week has reflection, sharing, action response, and prayer, thus suitable for groups.
Bookstores get even better margins.
These books are usually short, easy to read, and organized chronologically so it is easy to look up a particular Sunday reading. There are many books of this kind. Here are a sample, not necessary the best selection. S.J. Scriptural Backgrounds and Pastoral Springboards for your Sunday and Holy Day Homily . Ligouri Publications, about 1983.