--You don't look so well, Mary. What's the matter with you? --Why?___________.
Last night a fire in the hotel sent people ________out for safety.
---“The last one ____ will pay for the meal.” ---“Agreed!”
____ that we all went out, lying in the sun.
She __________ have left school, for her bike is still here.
News came from the office __________ Wang Lin had been admitted to Beijing University.