--- I will go to your place at 3:00 tomorrow afternoon. --- I’m sorry, but I ______ to Beijing by then.
14. – How often do you go swimming? --___________, but usually twice a week.
13. – Why does he look so worried? -- His dad got_________in an accident.
12. It took us quite a long time to get here. It was_________journey.
11. Speaking of all his songs, I think this is probably his__________one.
10. The old building must be saved, ________the cost is.