English Usage Rules is helpful app to you can present yourself in the best possible light . It is English grammar handbook and contains everything about English usage rules
Features:
- Grammar Rules
- Punctuation Rules
- Spelling, Vocabulary, Commonly Confused Word
- Most Common Verbs
- Most Common Irregular Verbs
- Most Common Phrasal Verbs
- Nouns - Verbs - Adjectives - Adverbs
- Other Rules
- Quizzes - Grammar Pretest