【英语】 after an hour的问题

【英语】 after an hour的问题 after an hour 短语 after half an hour.是什么意思 请问一下an hour later 和 after an hour的区别是什么啊 half an hour 的主谓一致问题 in an hour和after an hour用法分别是什么 a half hour later\after half an hour\after half an hour late 英语语法问题after searching for half an hour,she realized that her You'better( )after running for an hour. After watching______TV,she played_____violin for an hour. 英语：Tom's father often r____ half an hour after lunch. the young man after what seemed half an hour…… 英语单选