用英语不同的方式描述时间2：00 2. 12：40 3. 12:25 4. 4:30

1.2：00 2 o'clock pm,14 o'clock
2.12：40 twenty to one,twelve fourty
3.12:25 twelve twenty five,twenty five past twelve
4.4:30 half past four,four thirty
5.3:15 a quarter past three,three fifteen
6.8:50 ten to nine,eight fifty

2：00 at two (o'clock)
12：40 at twelve forty; at twenty to three
12:25 at twelve twenty -five;at twenty-five past twelve
4:30 at four thiety; at half past four
3:15 at three fifteen; at a quarter past three
8:50 at eight fifty; at ten to nine.