Not only should you get used ______ under difficult conditions but you also you pay more attention ______ your work well.
---What do you think made Celia so happy?--- ______ a prize in the recent competition.
Our school has a library and it ______ more than one million books.
---Good evening. ______ ? ---Yes, that’s right. We’d like a table on the side.
______ different life today is from ______ it was fifty years ago.
The driver was at ______ loss when ______ word came that he was forbidden to drive for speeding.