It took us_____ to vistit our schoolA.two and a half hoursB.two hours and a half hourC.two hour and a halfD.two and a half hour请帮忙分析正确选项,并分析表示此类时间的用法,
问题描述：
It took us_____ to vistit our school
A.two and a half hours
B.two hours and a half hour
C.two hour and a half
D.two and a half hour
请帮忙分析正确选项,并分析表示此类时间的用法,
答
A
two and a half hours=two hours and a half两个半小时
two and a half后面的时间词用复数
答
D，两个半小时
答
D
答
D
*~Rookie~*
答
A
one hour
two hours
a half of hour
twor and a half hours
凡是大于1小时的用复数
小于等于一小时的用单数