Input is considered one of the most important factors in the acquisition of lexical and grammatical skills. Input has been found to interact with other factors, such as learner cognitive skills and the circumstances where language is heard. Language learning itself has sometimes been found to enhance cognitive skills. Indeed, intensive contact…

ELT (English language teaching) in Spain is witnessing the arrival of content and language integrated learning (CLIL) and English is changing from a goal-oriented school subject to a medium of instruction for content subjects. What is taking place in our system is influenced by what has previously happened elsewhere. Two research episodes have…