There ______ a football game tomorrow evening, and I must stay at home to watch it.
What are the students ________?
—What’s your mother? — __________________.
A _______ schoolboy, Li Lida, first tried to cross the Qiongzhou Channel in June,2000.
He went to the factory_______ check the progress of the work.
The man had to work hard because he had a big______ to support.