(pos:動詞)(sim:乃)(sim:嚟嘅)(ant:並非)(ant:唔係)
<explanation>
yue:主語賓語屬於同一概念
eng:"is", "is equal to", "means", indicating the subject and object are the same thing
<eg>
yue:二加二係四。 (ji6 gaa1 ji6 hai6 sei3.)
eng:Two plus two is four.
<eg>
yue:1微米係1000000分之1米。 (jat1 mei4 mai5 hai6 jat1 baak3 maan6 fan6 zi1 jat1 mai5.)
eng:1 µm is 1/1000000 m.
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<explanation>
yue:用嚟描述主語
eng:to be; used as a grammatical construct to describe the subject
<eg>
yue:阿力係叻仔，我對佢有信心。 (aa3 lik6 hai6 lek1 zai2, ngo5 deoi3 keoi5 jau5 seon3 sam1.)
eng:Alex is a smart guy. I trust him.
<eg>
yue:愛因斯坦係二十世紀嘅著名物理學家。 (oi3 jan1 si1 taan2 hai6 ji6 sap6 sai3 gei2 ge3 zyu3 ming4 mat6 lei5 hok6 gaa1.)
eng:Einstein is a famous physicist of the 20th century.
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<explanation>
yue:指出一樣嘢係某個範疇或群組入面
eng:used to state that the subject falls within a category or set
<eg>
yue:我係香港人。 (ngo5 hai6 hoeng1 gong2 jan4.)
eng:I am a Hongkonger.
<eg>
yue:西瓜係夏天食嘅生果。 (sai1 gwaa1 hai6 haa6 tin1 sik6 ge3 saang1 gwo2.)
eng:Watermelon is a fruit eaten in summer.
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<explanation>
yue:表示肯定
eng:used as an affirmative; "yes"; "right"
<eg>
yue:佢係唔係做錯咗？係㗎。 (keoi5 hai6 m4 hai6 zou6 co3 zo2? hai6 gaa3.)
eng:Did he do wrong? Yes(, obviously).
<eg>
yue:係，冇錯。 (hai6, mou5 co3.)
eng:Yes, correct.
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<explanation>
yue:用嚟承認否定陳述
eng:used when you are agreeing with a negative statement
<eg>
yue:甲：「你冇做快測呀？」乙：「係啊，我唔記得咗。」 (gaap3 nei5 mou5 zou6 faai3 caak1 aa4? jyut6 hai6 aa3, ngo5 m4 gei3 dak1 zo2.")
eng:A: "So you haven't done rapid antigen test yet?" B: "No, I forgot it."
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<explanation>
yue:喺複句入面，加喺從句動詞前面，用嚟帶出後面表達轉折嘅主句
eng:added in front of the main verb in the subordinate clause, in order to set up a contrasting (i.e. "but") main clause
<eg>
yue:我係識做，不過我唔會幫手㗎。 (ngo5 hai6 sik1 zou6, bat1 gwo3 ngo5 m4 wui5 bong1 sau2 gaa3.)
eng:I do know how to do it, but I am not going to help.
<eg>
yue:佢係靚女，不過性格麻麻囉。 (keoi5 hai6 leng3 neoi2, bat1 gwo3 sing3 gaak3 maa4 maa2 lo1.)
eng:Her appearance is attractive, but her personality leaves much to be desired.
<eg>
yue:佢係蠢，但係都好勤力吖！ (keoi5 hai6 ceon2, daan6 hai6 dou1 hou2 kan4 lik6 aa1!)
eng:He is dumb, but he's hardworking, isn't he?
(pos:語句)
<explanation>
yue:用嚟表示聽緊某人講嘢，或者表示準備聽並回應或提供資訊
eng:used to show that you are listening to someone, or that you are ready to listen and to give them an answer or information
<eg>
yue:甲：「阿莊？」乙：「係。」 (aa3 zong1? hai6.)
eng:A: "John?" B: "Yes."