--Why are your eyes so red? You _______ have slept well last night.
---Yeah, I stayed up late writing a report.
The agent was about to sign his name to the document ________,to our surprise,a stranger broke in to prevent him.
Please arrange an interview with the manager tomorrow,or ________ it is convenient to him.
—What do you think of it? —Well,it’s worth doing ________ the result is satisfactory.
________,his idea was accepted by all the people at the meeting.
Bring the flowers into a warm room ________ they’ll soon open.