Structure (1a)- Comparison of Actions - I - Structure (1b)- Comparison of Actions - II - Structure (2a)- Comparison of Qualities - I - Structure (2b)- Comparison of Qualities - II - Structure (3a)- Specific Similarity - Quality Adjectives - Structure (3b)- Specific Similarity - Quality Nouns - Structure (4)- Comparison of Number/Quantity - Structure (5a)- As + Much/Many, etc. + Word/Words + As - Structure (5b)- Comparative Estimates - Multiple Numbers - Structure (6)- Parallel Increase or Decrease / Gradual Increase - Structure (7)- Illogical Comparatives - Structure (8)- General Similarity and Difference - Structure (9)- Using Word 'Compare' or 'Comparison' - Structure (10)- Comparison Degrees - 10a. Interchange of Positive and Comparative Degrees - 10b. Interchange of Positive and Superlative Degrees - 10c. Interchange of Comparative and Superlative Degrees - 10d. Interchange of Positive, Comparative and Superlative Degrees - EXERCISES - Sample This: Structure (1a) ---- Comparison of Actions - I - PATTERN 1: AFFIRMATIVE SENTENCE -ING form of Verb + Verb 'Be' + As + Adjective + As + -ING form of Verb Or It + Verb 'Be' + As + Adjective + To + Ordinary Verb + As + Ordinary Verb -- Writing is as easy as thinking. Jogging is as easy as exercising. Closing is as easy as opening. Designing is as easy as publishing. It is as easy to write as think. It is as easy to jog as exercise. It is as easy to close as open. It is as easy to design as publish. PATTERN 2: NEGATIVE SENTENCE -ING form of Verb + Verb 'Be' + Not + As + Adjective + As + -ING form of Verb Or It + Verb 'Be' + Not + As + Adjective + To + Ordinary Verb + As + Ordinary Verb -- Studying is not as easy as playing. Swimming is not as easy as running. Singing is not as easy as talking. Reading is not as easy as listening. It is not as easy to study as play. It is not as easy to swim as run. It is not as easy to sing as talk. It is not as easy to read as listen. Structure (1b) ---- Comparison of Actions - II-- PATTERN (A). Prefer/Would Prefer + -ING form of Verb + To + -ING form of Verb, OR (B). Prefer/Would Prefer + To + Ordinary Verb + Rather Than + Ordinary Verb, OR (C). Had Better/Had Rather/Had Sooner/Would Rather/Would Sooner + Ordinary Verb + Than + Ordinary Verb -- Example 1: I prefer studying to playing. I would prefer studying to playing. I prefer to study rather than play. I would prefer to study rather than play. I had better study than play. I had rather study than play. I had sooner study than play. I would rather study than play. I would sooner study than play. -- Example 2: You prefer writing to talking. You would prefer writing to talking. You prefer to write rather than talk. You would prefer to write rather than talk. You had better write than talk. You had rather write than talk. You had sooner write than talk. You would rather write than talk. You would sooner write than talk.