Spanish grammar learning for Android

Spanish grammar learning app for android description: A grammar book is too boring and doesn 39 t give you enough feedback? Then have a look at this program.
You can immediately apply in practice what you have read and you 39 ll get feedback instantly.
In all tasks spanish example sentences are used.
The topics cover at the moment an intermediate grammar.
There are currently over 1000(20 60 for each task) sentences for the exercises available.
If you do not know a word in your language translations are available from a database.
At the moment the interface and all lessons are translated to german english spanish frenchfurthermore you can choose the exercise translation language and these are: french english spanish russian italian arabic turkish persian romanian hungarian greek polish czech dutch korean swedish portuguese danish hindi norwegian slovak vietnamese chinese japanese bulgarian catalan estonian hebrew indonesian latvian lithuanian malay hmong daw thai ukrainian urdu(translations are generated and could be not totally right)topics include: use of articles formation of nouns pronouns verbs tenses adjectives adverbs prepositions sentence structure passive negationsdepending on the lesson you have to find errors set right words set or find word endings form phrases from existing words correctly push words in correct positions in the sentence(over 50 different tasks in the above groups with a total of 100 tasks) (in app purchase)based on list views sorted topics and subtopics of grammar are shown.
There are now two modes.
(In app purchase)in the first mode you must proceed the lessons sequentially like in a course and in the other mode you can freely choose what you want to do.
Course mode: at the beginning no lesson in the lesson list is available but this will change during the course of the game when you unlock more and more tasks.
If you have successfully completed tasks according to difficulty you can choose new lessons that you want to work on.
During the cou