1. Modal Verbs → ⚙️🧭
2. Tenses (Verb Tenses) → ⏳📚
3. Conditional Sentences → 🔀🌧️
4. Passive Voice → 🔄📘
5. Reported Speech → 🗣️➡️📄
6. Gerunds & Infinitives → 🌀📝
7. Subject-Verb Agreement → 🧩✔️
8. Pronouns (all types) → 👥🎯
9. Relative Clauses → 🔗📎
10. Prepositions → 📍🔑
11. Phrasal Verbs → 🚀🧨
12. Prepositional Verbs → 🧭🔗
13. Prepositional Phrases → 🧩🧭
14. Noun Phrases → 📦🏷️
15. Adverbial Phrases → 🌀✈️
16. Collocations → 🤝📘
17. Idioms → 🎭💬
18. False Cognates → 🪤🚫
19. Synonymy (Sinonímia) → 🟰🔍
20. Antonymy (Antonímia) → ↔️🚦
21. Cohesive Devices (Linking Words) → 🧵🔗
22. Word Formation → ⚒️🧱
23. Vocabulary in Context → 🧠🗺️
24. Reading Comprehension → 📖🔎
25. Inference Questions → 🕵️♂️💭
26. Main Idea & Purpose → 🎯📌
27. Tone & Attitude → 🎼😐
28. Paraphrasing Skills → 🔁📝
29. Text Structure → 🧱📄
30. Cognates (verdadeiros) → 🔤👍
31. Articles (a/an/the) → 📰🧱
32. Quantifiers → 🔢⚖️
33. Determiners → 🎛️🔍
34. Adjectives & Adjective Order → 🎨📏
35. Adverbs (all types) → 💫📌
36. Comparatives & Superlatives → 🥇↕️
37. Agreement Errors (Concord errors) → 🚫🔍
38. Lexical Ambiguity → 🌀❓
39. Metaphor & Figurative Language → 🎨🧠
40. Cloze Tests → 🧩✍️
41. Error Identification → 🚨🔧
42. Sentence Completion → 🧩📚
43. Vocabulary of War/Politics → ⚔️🏛️
44. Vocabulary of Technology/Internet → 💻🔒
45. Vocabulary of Environment → 🌿🌎
46. Subject/Object Complement → 🧱➡️🧱
47. Inversion Structures → 🔄📘
48. Ellipsis & Substitution → ✂️🔁
49. Modal Perfect (should have, must have, etc.) → 🧭⏱️
50. Logical Connectors → ➕➡️