English 1/2017

http://www.talkenglish.com/grammar/
Grammar - Basic English Grammar lessons - Talk English

http://www.englisch-hilfen.de/en/
Learning English - Exercises, Grammar, Vocabulary, Tests, Games

http://www.stgeorges.co.uk/online-english/english-grammar-exercise-for-beginners
English Grammar Exercise for Beginner - St George International

http://www.learn-english-today.com/lessons/exercise-list.html
English grammar exercises, with answers. | Learn English http://www.learn-english-today.com/lessons/exercise-list.html
English grammar exercises, with answers. | Learn English Today
https://www.englishgrammar.org/exercises/
Online Exercises - English Gramma