We go to school ____ a bike.
Lucy pretended to be cheerful,_______ nothing about the argument.
I made a promise to myself _______ this year,my final year in high school,would be different.
If you’re buying today’s paper from the stand,could you get ______ for me?
— Do you mind my opening the window? It’s a bit hot in here.— ______________,as a matter of fact.
_______ hard you try,it is difficult to lose weight without cutting down the amount you eat.