Help with micro:bit LED ring expansion board?

Hello I am using this product:
https://www.dfrobot.com/product-1748.html
with the microbit, and im wondering can I still use the 5 ports on the microbit, or what the best way to still use them is, I want to add external sensors! Thanks!
https://www.dfrobot.com/product-1748.html
with the microbit, and im wondering can I still use the 5 ports on the microbit, or what the best way to still use them is, I want to add external sensors! Thanks!