*** “English Grammar – Preposition” was reviewed and deemed educationally valuable by an independent group of educators in Google Play for Education.

*** Google Play for Education is a destination where schools can find great, teacher-approved, educational apps and videos on Play Store. All apps on Google Play for Education are evaluated by a third-party educator network to ensure that they align with Common Core State Standards in the United States.
http://www.google.com/edu/tablets/#play-intro
http://www.corestandards.org/

*** This is the free version (with advertisements) of “English Grammar – Preposition”! The content of both versions are identical.
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“English Grammar – Preposition (free)” helps you learn preposition in a fun way!
Get this app now to improve your TOEFL, IELTS, TOEIC, SAT, GMAT, GRE and HKDSE results!

What will you lose if you don’t download “English Grammar – Preposition (free)”?
★ COMPREHENSIVE lessons with translations: 300+ sample sentences and common mistakes with Chinese translations!
★ INTERESTING Quiz game: 1000+ multiple-choice questions in our question bank! The more questions you can answer correctly, the more difficult questions will be intelligently generated. You can use 50:50 (fifty-fifty) to eliminate half of the incorrect choices. Better still, there are 4 game modes: Answering 20, 50 or 100 questions AND Sudden Death Mode. (Game continues until you answer one question incorrectly or you answer all the questions.)
★ DETAILED test result: It shows which questions you answered incorrectly, score, max. combo (Max. number of questions answered correctly consecutively), date and time of the test. Better still, it shows your top 30 frequent mistake questions too! It is useful for your revision and interesting to challenge with your friends!
★ CONVENIENT search: 1000+ preposition usage with Chinese translation can be searched easily!

Some more features:
✔ Written by experienced English teachers
✔ No Internet connection required

Don’t want advertisements? Download “English Grammar – Preposition”!
https://play.google.com/store/apps/details?id=tc.engsoft.QA

What about a free app without advertisements? Download “English Grammar – Preposition (lite)”!
https://play.google.com/store/apps/details?id=tc.engsoft.QA_lite

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Update BIWEEKLY! With translation!