six in alldialogue:How many people are there going to be?Six in all.Why we use "in" here?

six in alldialogue:How many people are there going to be?Six in all.Why we use in here? He （h ）six classes every day,four in the morning,two in the afternoon. One in six. six in seven gold medals 是 at thirty six 还是in thirty six I am in Grade Six.划线部分提问.Grade Six There are six books in the schoolbag.(six提问） there are six books in my schoolbag对six提问 six six six six, is, morning, it, the, in, thirty 英语翻译Children ( )school ()()six in China Please _____ at six in the morning. Are there six days in a week? there are (six monkeys)in the zoo. in week one through six 怎么翻译? There is ( )“s” in the word “six”.