Have you any knives? I need a sharp ________.
He tried to avoid ______ my questions in class.
-- What about _______ concert? --Jay Chou’s concert? I didn’t go to it. To tell the truth, to buy _____ ticket of his is out of my reach at the moment.
If the weather had been better, we could have had a picnic. But it all day.
The influence of parents their children is great.
For miles around me ,there was nothing but a desert, without a single plant or tree .