— Is Tom still smoking?— No. By next Saturday he ____ for a whole month without smoking a single cigarette.
Students can easily fall behind in their studies ____ they don’t manage their spare time carefully.
He warmly congratulated them on _____ they had achieved in science and technology.
_____ of concrete and steel, the Petronas Towers in Kuala Lampu could provide a better chance of surviving than did the World Trade Centre buildings.
Would you consider lying to a good friend to avoid ____ your friend’s feelings?If so, what kinds of things would you lie about?
It is not until recently ______ the scientists have found proof of there being water on Mars.