Accordingtothe"principles-and-parameters"theory,"principles"refertohighlyabstractpropertiesofgrammarwhichareappliedtolanguageingeneralandwhichgeneratephrasesandatthesametimerestrainthepowerofMovea,while"parameters"allowgeneralprinciplestooperateincertainrestrictedways,accordingtowhichparticulargrammarsofnaturallanguagesvary.

I was writing a report last night; ________ I would not have stayed up late.

There is a growing body of evidence to support the fact that most people suffer from a lack of daydreaming _______ an excess of it.

By"languageacquisitionisprimarilytheacquistionofthegrammaticalsystemoflanguage",linguistsmeanthat______.

This is an important problem _______ too few social scientists have researched.