In English, we often use logical/physical pair to describe something, like in powerdesigner, there are two type of data models: logical data model and physical data model what's this words ...
I am confused as to some of the vocabulary that can be used to compare numbers and quantities, and would very much appreciate some clarification. I suppose it is safe to say that 1 is smaller than ...
Possible Duplicate: Is it absolutely necessary to use “than” over “then” in a comparison? Which sentence is grammatically correct? "I have been here for less ...