法國古典主義所遵守的三一律要求（）。
A、劇情只能表現(xiàn)同一件事Theywrotealetterofthanksto________hadhelpedthem.
Motivationandpersonalitymay________thevaryingdegreesofsuccessinone’scareer.
名詞解釋：preferredstock
IntheGrammar-TranslationMethod,understandingandmemorizationof_____________wereregardedasimportantmeansofdevelopingmentality.
FiftycasesofGreenTeayousentuswerefoundtobebadlydamaged.Thiswasapparentlyattributableto____packing.()
