4.V UNIT 10
1 present simple vs. present continuous: https://www.ego4u.com/en/cram-up/grammar/simpre-prepro/tests?test1
2 http://anglictina.chrustova.eu/cviceni/present-simple-vs-continuous.php
1 present simple vs. present continuous: https://www.ego4u.com/en/cram-up/grammar/simpre-prepro/tests?test1
2 http://anglictina.chrustova.eu/cviceni/present-simple-vs-continuous.php