Warning: in_array() expects parameter 2 to be array, null given in /var/www/hainaut/hainaut/web/sites/all/modules/osiros/osirosdrupal/lib/osiros/vendor/W3line/OsirosBundle/Service/functions/func.resultat.php on line 393
Practical English Usage answers the questions that teachers and learners ask about English grammar and vocabulary, using clear corpus-informed explanations and examples.
[Source : Decitre]