根据汉语提示完成句子.1.我们必须请求她的允许,方能离开这个房间.We have to ______before we
根据汉语提示完成句子.
1.我们必须请求她的允许,方能离开这个房间.We have to ______before we leave this room.
2.是谁想出了这个好办法.Who_________this good idea?
3.别担心,这一点都不麻烦.Don’t worry.This_______trouble me________.
4.如果没锻炼过,大多数人都害怕在很多人面前发言.If they haven't practiced,most people ____________speaking in front of many people.