写出下列时间的表达法（两种表达）：6:20 9:15 4:55 7:40 3:35
问题描述：
写出下列时间的表达法（两种表达）：6:20 9:15 4:55 7:40 3:35
答
6:20 six twenty,twenty past six,forty to seven
9:15 nine fifteen,fifteen past nine,forty-five to ten
4:55 four fifty-five,fifty-five past four,five to five
7:40 seven forty,forty past seven,tewnty to eight
3:35 three thirty-five,thirty-five past three,twenty-five to four