A.
To him, I am a tedious oddity: a father he is obliged to listen to and a man absorbed in the rules of grammar, which my son seems allergic to.
B.
She nodded three or four times, searched the heavens for the right words, and then exclaimed, "It was, like, whoa!"
C.
Learning grammar and a good vocabulary is just like driving with a road map in a well-conditioned car.
D.
Equipped with grammar and a good vocabulary, you have flexibility and excellent control.