_______ homework did we have to do that we had no time to take a rest.
A cough is usually nothing to worry about unless it lasts for ten days.
We had an anxious couple of weeks _____ for the results of the experiment.
--- Can you show me Mr. Jaffer’s office, please? --- _____. But I don’t know if he is in at the moment.
The manager believes prices will not rise by more than _____ four percent.
Although this ____ sound like a simple task, great care is needed.