With the popularity of network, email has largely ________ the traditional letter.
—Do you know Ann Watterson very well?—Yes, she used to be ______ coach and in ______ charge of our school team.
—May I ask you something about the accident?—Sure. ___________!
Seeing the _____ dog, the little boy stood there with a _____ expression on his face.
Almost _______ of the students in this class wear glasses, that is, _______ of them.
The we recycle, the we waste.