I really appreciate your efforts, but I can’t give a (n) __________ that you’ll surely be promoted. It’s up to the boss to decide.
______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
To keep healthy, Professor Johnson ______ cycling as a regular form of exercise after he retired.
Time should be made good use of ___ our lessons well.
Tommy is ____ only child in the family, so his parents make ____ fuss of him.
For breakfast he only drinks juice from fresh fruit ___ on his own farm.