—The light in his office is still on. Do you know _______?—To prepare for the material(材料) the meeting will need tomorrow, I think.
—You must _____ a letter to your mother tomorrow. —Well, I will, Dad.
—_____ does Kangkang meet his friends? —Four times a month.
Mr. Wang _____ gets up early. So he is ______ late for work.
—Shall we go to the amusement park right away or next weekend? — ______Any time will do.
The police wondered_____.