7点40、3点45、5点30、9点40、6点26、8点、10点20用英语怎么写

7：40 forty minutes past seven（7点经过40分）
twenty minutes to eight （8点还差20分）

3:45 forty-five minutes past three
a quarter to four

5：30 half past five
half to six

9:40 forty minutes past nine
twenty minutes to ten

6:26 twenty-six past six
four minutes to half past six

8：00 eight o' clock
eight

10:20 twenty minutes past ten
ten minutes to half past ten

第一种最准确，第二种有点不太确定.

twenty to eight
fifteen to four
thirty to six或thirty past five
twenty to ten
twenty-six past six
eight
twenty past ten
后面加个o‘clock

at seven forty am\pm
at three forty-five am\pm
at five thirty am\pm
at night fourty am\pm
at six twenty-six am\pm
at eight o'clock
at ten twenty am\pm

the twenty minutes to eight forty minutes past seven
the quarter to four forty-five minutes past three
half past five half to six
the twenty-six minutes past six twenty-six past six
eight o'clock
the twenty minutes past ten

the twenty minutes to eight
the quarter to four
half past five
the twenty-six minutes past six
eight o'clock
the twenty minutes past ten