ชั้นมัธยมศึกษาปีที่ 4
Nouns
Determiners
Question Words
Pronouns
Agreement of Subject and Verb
Adverb of frequency
Present Simple Tense
Present Continuous Tense
Present Perfect Tense
Present Perfect Continuous Tense
Since and For
Past Simple Tense
Past Continuous Tense
Conjunctions
Modal Verbs
Comparison
Question Tag

ชั้นมัธยมศึกษาปีที่ 5
Conditional Sentence
Past Perfect Tense
Past Perfect Continuous Tense
Verb infinitive
Gerund
Future Simple Tense
Future Continuous Tense
Future Perfect Tense
Future Perfect Continuous Tense
Will and Going to
used to/ be used to/ get used to
Direct and Indirect Speech
Phrases
Sentences

ชั้นมัธยมศึกษาปีที่ 6
Preposition
Double Tenses
Too and Enough
Participle
Already, yet, still, anymore
Relative Clause
Noun Clause
Passive Voice
The Causative
Phrasal Verb
Wish
Compound Words