There ______ a football game next week.
She promised that she could finish the work by ___________.
When our parents are not at home, we need to ______ ourselves.
The volunteers kept on searching for the missing people in the earthquake, _____they were hungry and tired.
--- Shall we take a bus to the library?--- It’s not far. I think we________ take a bus. Let’s walk there.
Stop talking in class,_______ you can’t pass the exam.A. and B. or C. so