how many例句：

　　1、How many countries took part in the last Olympic Games?

　　有多少國(guó)家參加了上屆奧運(yùn)會(huì)？

　　2、How many candidates are standing for election?

　　有多少候選人參加競(jìng)選？

　　3、How many people were there?

　　有多少人？

　　4、How many days did you take off?

　　你休了幾天假？

　　5、How many children do you have?

　　你有幾個(gè)孩子？