—I will buy you a new bike if you learn how to swim this summer. —Is that a ________? I’m sure I’ll get the bike.
—____ is your schoolbag? —It’s green.
—____ —It’s ten o’clock.
—____ are the pants? —They are 180 yuan.
—____ does your father work? —He works in a hospital.
Let’s ____ dinner together.