It starts at four thirty, doesn't it?
聚會4：30開始，是吧？
初二英語課文
Unit 18 Come to the party
?? 句中詞匯解析
從本句中提取的重要詞匯
n. 三十;三十個;三十年代;三十的記號;
adj. 三十的，三十個的;
num. 三十;三十個;
?? thir=three三+ty十 → 三十
"There are thirty people in the classroom, counting the teacher."
把老師算上,教室里有30個人.