——What do you usually do in your free time?—— I enjoy reading in the library ________ has many good books.
It’s cold outside. You’d better _______ your coat.
Jim doesn’t feel well. He wants ______ a doctor.
—______ apples would you like? —Eighteen.
—Are you ready ______? —Yes, please. I’d like some coke.
—What does Jenny look like? —______.