The mayor of Beijing says that all construction work for the Beijing Olympics _____ by 2006.
I wish I ______ at my sister’s wedding last Tuesday, but I was on a business trip in New York then.
We need to get to the root of the problem______ we can solve it.
If you have any doubts about your health, you’d better______ your doctor at once.
Tom had tothe invitation to the party last weekend because he was too busy.
Despite the previous rounds of talks, no agreement______ so far by the two sides.