THIS KIND OF MATERIAL IS ... BECAUSE YOU CAN MAKE MANY THINGS FROM...
42. This kind of material is ... because you can make many things from it. That
is a ... machine. It does not work any more. You can make ... of this
fertile land in farming.
a. use / useful / useless
b. use / useless / useful
c. useful / useless / use
d. useless / useful / use
c