The test view is on the Duolingo English Test (DET), an alternative online English proficiency test with a machine-driven characteristic. The review covers essential information of the DET such as test purpose, usage, score-mapping with CEFR scale, price, and publisher. Meanwhile, the test usefulness is discussed with focuses on reliability,…

Defines a set of algorithms providing the minimum amount of information necessary for computer generation of all forms in the German lexicon and detection of spelling errors, based on a method of compressing lexical information. (Author/CB)

Describes the development of an English-as-a-Second-Language computer-adaptive test of reading comprehension. The article discusses the constraints that apply to Computer Adaptive Testing (CAT) and the advantages of CAT over conventional testing modalities. (29 references) (Author/CK)

Discussion of Gal'perin's theory of step-by-step formation of mental actions includes descriptions of experimental applications of this activity approach to teaching foreign languages. Constructing and understanding sentences are discussed, and activities for the construction of a sentence and the orientation base of action (OBA) for German,…