– ______ a year do people in the USA celebrate Halloween?– Once a year. I would like to dress up _______ an old woman.
This table is made _________ four legs. Each leg is made __________ wood.
There was___________ interview with Yao Ming on CCTV-5 yesterday evening. But it was a pity that I missed ___________ beginning.
-- ___________, when will you go to Wuxi David? --Next Sunday.
–Have you finished your homework _______? – No, I haven’t finished it ________.
---I’m leaving for Canada tomorrow. My plane leaves at 6:00 tomorrow morning. ---_________