Discusses several objections to Krashen's Input Hypothesis which states that language acquisition is the learners' understanding of a language at a stage slightly higher than their current one because of their understanding of extralinguistic cues of the language. (Author/LMO)

Twelve Spanish-speaking adults learning English as a second language were tested using the Bilingual Syntax Measure and their errors were analysed. Eight of them were subsequently presented with their errors in written form and asked to correct them. The 12 adults produced a total of 451 errors, of which 20.6% were due to interference from…