WE USE PAPER WHENEVER WE CAN, … THE BACKS OF ENVELOPES OR THE CLEAN BACKS OF NOTEBOOK SHEETS ARE GREAT FOR SCRAP PAPER

Question

3. We use paper whenever we can, … the backs of envelopes or the clean backs of notebook sheets are great for scrap paper.a. so b. because c. but

Answer

3. We use paper whenever we can, … the backs of envelopes or the clean backs of notebook sheets are great for scrap paper.a. so b. because c. but