It is not decided ________ the conference will be held.
C
A什么B哪一个C什么时候D(无词义)
Hesaidthatthegroup________himaletterandaskedhimtogothereforaninterview.
Iaskedhimto________meafewminutessothatwecouldgooveralltheproblems.
Accordingtothe"principles-and-parameters"theory,"principles"refertohighlyabstractpropertiesofgrammarwhichareappliedtolanguageingeneralandwhichgeneratephrasesandatthesametimerestrainthepowerofMovea,while"parameters"allowgeneralprinciplestooperateincertainrestrictedways,accordingtowhichparticulargrammarsofnaturallanguagesvary.