Unless ____to speak ,you should remain silent at the conference.A invited B inviting C been invited D having invited为什么C不可以.

Unless ____to speak ,you should remain silent at the conference.A invited B inviting C been invited D having invited为什么C不可以. the girl ____to him over there is Mary.(speak) The little boy can speak three languages.（保持原意)The little boy____ ____to speak three languages The little boy can speak three languages.（保持原意)The little boy____ ____to speak three languages 填空:Unless[ ](invite)to speak,you should remain silent at the conference. Unless invited to speak,youshould remain silent at the conference为什么不 用being invited 填空:Unless[ } (invite )to speak,you should remain silent at the conference. What cannot be seen but only heard,and will not speak unless spoken to? ___we are alone,we can speak freely.a、In caseb、Now thatc、If onlyd、 Unless She often ____to speak Chinese to her Chinese friendA.try B.is trying C.tried D.tries They had to speak on a topic in English for two minutes.改为一般疑问句.____they ____to speak on a topic in Ehglish for two minutes? “Don't____to strangers on your way to and from school,mother often ____to me.A speak,saysB speak,tellsC talk,speaksD talk,tell 英语单句改错:unless invite to speak ,you should remain silent at the meeting求大神帮助 I won't be able to understand what you say,空格 you speak more slowly.选until 还是 unless the man kept silent in the room unless _____ A spoken B speaking C to speak D spoken to what should i ____to him? He is so angry with me. A.tell B.say C.speak D.told选什么?为什么 Is there anything else you'd like to ____to our readersA speak B say C tell D talk理由是什么?我觉得选say Speak