My hope is that you are apart of a Church or community that is taking this lenten journey together, Sunday have that in mind and I will simply point you back to week ones Sunday point, linking you to reading and resources for your journey.
As mentioned, the Sunday readings in your book are for year B of the Revised Common Lectionary.
The best place to find all of these years & readings listed are CRI / The Voice website
The Church Year begins with Advent in November/December.
Take a quick look at the breakdown of years from the Revised Common Lectionary.
Click on the years below to take you to the Sunday readings you are looking for.
Year A: 2016-2017, 2019-2020
Year B: 2017-2018; 2020-2021
Year C: 2015-2016; 2018-2019
For more Sunday resources refer to the post for the 1st Sunday in Lent.