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地理， ちり

1. geography

tbd

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歴史， れきし

1. history

历史

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彼， かれ

1. he, him 2. boyfriend

他

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は

1. indicates sentence topic 2. indicates contrast with another option (stated or unstated) 3. adds emphasis

指示句子的主题

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と

1. if, when 2. and 3. with 4. used for quoting (thoughts, speech, etc.) 5. promoted pawn 6. indicates a question

表示引用

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が

1. indicates the subject of a sentence 2. indicates possession 3. but, however, (and) yet, though, although, while 4. and 5. used after an introductory remark or explanation 6. regardless of ..., whether ... (or not), no matter ... 7. indicates a des...

tbd

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だ

1. be, is

断定助动词，是，是也

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