Start with the basics / 从语法基础开始
Beginner essentials before the grammar worlds: word classes, plurals, he / she / it, and building words. / 先打好地基：词性、单复数、第三人称与构词法。
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Word Classes
noun · verb · adjective · adverb
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Singular & Plural
one book · two books
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Third Person
he · she · it + -s
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Word Building
root + -er/-or · -tion · -al · -ism
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Comparison
-er / -est · more · most · as...as
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Question Words
what · who · where · when · why · how
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Be & There is/are
am · is · are · there is · there are
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Frequency Adverbs
always · usually · often · never
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Possessives
my · mine · Anna's · whose
Choose a grammar world / 选择语法世界
Short, visual lessons that make grammar stick. / 简短、直观，让语法真正留下来。
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Relative Clauses
who · which · that
Prepositions
in · on · at
Verb Tenses
past · present · future
Conditionals
if · would · could
Passive Voice
is done · was made
Reported Speech
she said that…
Modals
can · must · might
Articles & Determiners
a · an · the
Conjunctions
and · but · because
Verb Patterns
enjoy doing · decide to do
Sentence Structure
subject · verb · object
Advanced Expressions
idioms that impress