We met an old friend in New York ____ our expectation.She waved at us ____ the street when she saw us.
Once made out, the plan must be carried out ______ any difficulty.
—Can I pay the bill by check? —Sorry, sir. But in our hotel payment ______ be made in cash.
We are very proud of ______ you have accomplished so far. You should be proud too.
—Do you ______ the idea of living a low-carbon life? —It sounds tough, but it is a tendency.
The public transportation in this city is very convenient, where many buses run ______.