This study of second language idiom acquisition investigates the interaction of two factors, the L1 effect and the effect of supportive context in the L2 input, when both are available to learners. An experiment consisting of a pretest, a computer-assisted instructional treatment session and a posttest employed three idiom types that differed in…

The use of online language corpora in L2 teaching and learning is gaining momentum largely because corpora are an easily accessed source of language input that potentially provide rich and authentic lexico-grammatical data. This can be of particular use for students' writing as its incorporation can enhance the appearance of native-like fluency.…