doing怎么读,doing什么意思

what were you doing when the rainstorm cameppt
what's he doing he is sleeping.
【广州版】四年级下册英语:module 4 unit 8《what are you doing》
人教版五下英语unit6 a whats the girl doing.ppt
pep小学英语五年级下册unit4 what are you doing第五