When I reached home, my husband was lying on the floor, ________ the kids with toys.
We can have ______bluer sky if we create_ ____less polluted world.
---What a day! Nothing seems to be going my way. ---______, Susan. You are killing yourself for all the work.
With all my attention _____ my homework, I didn't even notice my father standing by me.
Part of the reason Charles Dickens loved his own novel, David Copperfield, was ________ it was rather closely modeled on his own life.
— Did you know any French before you arrived in Washington?— Never ____ it, actually.