Youcan get off the bus one or two stops ________ and walk the rest of the way towork every day so as to take some exercise

Only after they had discussed the matter for a fewhours ______ a decision

I’ve had a bad cough recently.—-Me too. I’ve never experienced ______ of air pollution in cities before.

.Mathematics ______ the language ofscience.

Kitty and I felt sick for ____________.