It's half past eight. it's time for reading.
八点半了。该看书了。
I got out of school at half past eight.
我从学校出来时是八点半。
I meet him every morning bout a half past eight.
每天早上大约八点半时我都会遇见他。
School begin at half past eight except on wednesday and saturday
除了星期三和星期六，学校在8点30分开始上课
His work starts at half past eight.
他八点半开始上班。