class 5: indefinite article "a/an"

Is it "a" or "an"?

first letter of the noun is a vowel: an

an apple

first letter of the noun is a consonant:

a book

Be careful with the letter "u"

an aumbrella
BUT: a unit

http://static.twoday.net/englisch2010/files/lueckentext_a_an.htm
http://static.twoday.net/englisch2010/files/grammatikquiz_a_an.htm
http://www.englisch-hilfen.de/en/exercises/nouns_articles/article_a.htm
http://www.englishexercises.org/makeagame/viewgame.asp?id=1203

class 7: question tags

http://www.englisch-hilfen.de/en/exercises/questions/question_tags3.htm
http://www.ego4u.de/de/cram-up/grammar/question-tags/exercises
http://www.englishgrammarsecrets.com/questionstags/exercise1.html
http://www.ego4u.com/en/cram-up/grammar/question-tags/exercises
http://www.englishgrammarsecrets.com/questionstags/exercise2.html
http://www.englishgrammarsecrets.com/questionstags/exercise4.html
http://www.englishgrammarsecrets.com/questionstags/exercise5.html
http://www.esl-lounge.com/student/grammar/2g16-question-tags-exercise.php

class 7: contact clauses

https://www.ego4u.de/de/cram-up/grammar/relative-clauses/exercises
http://www.perfect-english-grammar.com/relative-clauses-exercise-4.html
http://compulearnonline.de/englisch/uebung/der-relativsatz-der-relativsatz-ohne-relativpronomen-contact-clause-60-1/

class 7: relative clauses

https://www.ego4u.com/en/cram-up/vocabulary/who-which
http://www.grammarbank.com/who-vs-which.html
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-2218.php
http://www.englishexercises.org/makeagame/viewgame.asp?id=6122
http://www.englishexercises.org/makeagame/viewgame.asp?id=6121
http://www.perfect-english-grammar.com/relative-clauses-exercise-1.html

class 5: questions with "to be"

Click the links and practice questions with "to be" (am/is/are):

http://www.eclecticenglish.com/grammar/PresentSimpleToBe1C.html
http://www.englishexercises.org/makeagame/viewgame.asp?id=2763
http://www.adelescorner.org/grammar/present_simple/to_be_quests.html
http://www.ego4u.de/de/cram-up/grammar/simple-present/form/exercises?06
http://www.kico4u.de/english/uebungen/5klasse/questionswithtobe.htm
http://www.kico4u.de/english/uebungen/5klasse/fragant.htm
http://www.kico4u.de/english/uebungen/5klasse/be.htm
http://www.kico4u.de/english/uebungen/5klasse/findbe.htm

Have fun!

class 8: the passive

How do you form the passive? Have a look.
http://www.english-4u.de/passive.html

some easy starters... 
http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive1.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive2.htm

If you find the correct word order you get a passive sentence.
http://learningapps.org/12735
http://www.englisch-hilfen.de/en/exercises/active_passive/questions.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/questions2.htm
http://www.myenglishpages.com/site_php_files/grammar-exercise-passive.php#.UpZE3uLucpM


Transfer into passive.
http://www.englisch-hilfen.de/en/exercises/active_passive/passive_sentences1.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/sentences_simple_past.htm,
http://www.ego4u.de/de/cram-up/grammar/passive/exercises?06
http://www.ego4u.de/de/cram-up/grammar/passive/exercises?present-perfect
http://www.ego4u.de/de/cram-up/grammar/passive/exercises?simple-past
http://www.perfect-english-grammar.com/passive-exercise-5.html
http://www.english-4u.de/passive_ex1.htm
http://www.english-4u.de/passive_ex3.htm
http://www.english-4u.de/passive_ex6.htm

Find the correct tense
http://www.englisch-hilfen.de/en/exercises/active_passive/sentences_gaps.htm
http://www.ego4u.de/de/cram-up/grammar/passive/exercises?03
http://www.ego4u.de/de/cram-up/grammar/passive/exercises?04
http://www.esl-lounge.com/student/grammar/3g20-passive-active-exercise.php

the s-genitive

http://www.englisch-hilfen.de/en/exercises/nouns_articles/apostrophe_s2.htm
http://www.englisch-hilfen.de/en/exercises/nouns_articles/apostrophe_s.htm
http://www.tolearnenglish.com/exercises/exercise-english-1/exercise-english-135.php
http://www.englishexercises.org/makeagame/viewgame.asp?id=2452
http://first-english.org/english_learning/english_beginners/s_genitive_exercises/01_s_genitive_exercises.htm
http://www.learning-english-online.net/grammar/parts-of-speech-and-sentence-structure/nouns/possessive/s-genitive/
http://first-english.org/english_learning/english_beginners/s_genitive_exercises/02_genitive_s_exercises.htm

s-genitive or plural-s?
http://first-english.org/english_learning/english_beginners/s_genitive_exercises/03_s_genitive_rules_exercises.htm
http://first-english.org/english_learning/english_beginners/s_genitive_exercises/04_s_genitive_or_plural_s_exercise.htm
http://first-english.org/english_learning/english_beginners/s_genitive_exercises/05_s_genitive_or_plural_s_exercises.htm