7點40分 seven forty,（forty past seven）,twenty to eight
3點15分 three fifteen,（three a quarter),a quarter past three
6點30分 six thirty,(six a half),a half past six,a half to seven
9點45分 nine forty-five,a quarter to ten
12點50分 twelve fifty,(fifty past twelve),ten to thirteen
11點05分 eleven five,five past elven
10點58 ten fifty-eight,(fifty-eight past ten),two to eleven
括號內(nèi)的少用