Why don't we get together Saturday and grill some burgers?

“Well,” drawled Balou, “We're jist a coup'la gents passin' through, thinkin' we'd find a boat 'n work our way down ta N'Orlins.”

Of course, structures like those associated with (36) and (37) constitute only a tiny subset of the infinite set of well-formed sentence structures found in English. We can increase the Generative Capacity of our grammar ( = the set of structures which it generates) either by expanding the Lexicon on the one hand, or by expanding the Categorial Rules (i.e. Phrase Structure Rules) on the other.

The underlinement of the word acute is to emphasize the fact that all the data is based on acute effects and the long term or chronic effects, if any, are completely unknown.