The classification of sentence patterns in Direct Method was incorpora

A Chinese-English Dictionary (1995)

Oxford Advanced Learner’s Dictionary of Current English with Chinese Translation

A New English-Chinese Dictionary

Longman Dictionary of Contemporary English with Chinese Translation

The classification of sentence patterns in Direct Method was incorporated into the first dictionary for students of English as a foreign language, The Advanced Learner’s Dictionary of Current English in ______. 选项： A:1949 B:1939 C:1953 D:1963