早知文理百科

1、Manys the time I heard her use those words. 2、We must make good use of the available space. 3、Shes been using since she was 13. Can I be of...

常用的英语短语 Good morning.早晨好！ See you tomorrow.明天见。 Come in,please. 请进！ Sit down. 坐下！ Can I help? 要我帮忙吗？ Don’t let me down....