---- I stayed awake _______ 12 o’clock to wait for my husband to come back last night.------ Then you _____have had a good sleep, did you?
---I wonder why Mr Green hasn’t showed up at the meeting yet. ---I’m not sure, but he _______ in a traffic jam driving here.
When I got to the cinema, the film _____ for five minutes.
Mary had promised to give me a ticket for tomorrow. She failed, ____.
—He must be busy doing his homework right now. —I imagine____.
The Indian Ocean tsunami at the end of 2004 is believed _____ more than 160,000 people and made millions homeless, _______ it perhaps the most destroying tsunami in history.