Unit 3 exam (3rd year)
Countable and uncountable nouns: Video and activities: http://learnenglishteens.britishcouncil.org/grammar-vocabulary/grammar-videos/countable-and-uncountable-nouns Relative pronouns (activities): http://www.learnenglishfeelgood.com/elt-adjective-clauses-who-that1.html http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-2218.php http://www.englishexercises.net/yywhowhich.html Videos about the environment (in case you want to practise your listening skills for the exam): This one with questions: http://www.eslvideo.com/esl_video_quiz_intermediate.php?id=7956 And this one about the Great Pacific Garbage Patch: