It was on November 15, 2010 ______ a big fire happened in Shanghai, ______ was a great shock to lots of people.
— Susan, will you please go and empty the rubbish? — ______?
Only when _____ possible to settle the problem.
They stayed with me three weeks, _____ they drank all the wine I had.
Sometimes we are asked _____ the likely result of an action will be.
When he realized the police had seen him, the man______the exit as quickly as possible.