Seeing their son back home safe and sound, the couple smiled _____.
I’m afraid we’ll have to work extra hours, for there are still some problems.
We have every reason to believe that 2010 World Expo in Shanghai will be success.
—We’d better go downstairs right now for lunch. —__________ They serve food 24 hours a day.
Nowhere else, as his mother told us, __________ except the cabin in the backyard.
We’re all ready to put it into operation, ____________, we’re going to take action as fast as possible.