0.25是zero point two five还是zero point twenty

题目

0.25是zero point two five还是zero point twenty
school was over and the students went out of the school by[    ]A;two and three    B;second and third C;twos and threes    D;seconds and thirds这道题该选哪个答案啊,一个半小时和半小时用英语怎么说啊

答案

选 C.twos and threes 三三两两句子的意思是放学了,学生们三三两两走出学校.一个半小时 one and one-half hour,an hour and a half,an hour and 30 minutes 都可以 半小时 half an hour,a half hour,或 30 minutes ....