Lily tried on some new shoes, but she took ______ in the end. They were too expensive.
---Have you read this book ?---Yes . I _____ it two weeks ago .
— Are you confident about the English Speech Contest, Sally?— __________. I’ve got everything ready!
---Which would you like to drink , coffee or orange juice ?---___. Please give me a cup of tea.
_____ he was tired , ____ he didn’t stop working .
The air in Lanzhou is getting much _____ now than a few years ago .