Canga Alonso, Andrés 1970. Receptive Vocabulary of CLIL and Non-CLIL Primary and Secondary School Learners. Complutense Journal of English Studies, Vol. 23, Issue. , p. 59.
They also listen to the tutor model fluent reading, while incorporating vocabulary and comprehension enrichment activities ... most impacted by the "summer slide," falling 2 ½ to 3 years behind their ...