问一道英语词汇辨析at the news conference,the offcial gave a(n) ___ ac

问一道英语词汇辨析at the news conference,the offcial gave a(n) ___ ac () Everyone ___ at the good news. I was ___ (surprise) at the news. 请问“On the conference”、“At the conference”、“In the meeting”、“ we gave the teacher a warm welcome at the party.(同义句) we ___ 辨析4个英语词汇at timesat a timeat any timeat the time分别是啥意思吖? All ______will be present at the conference .A.parties conce she was ___(amaze)at the ___(amaze)news His suggestion put forward at the conference ___ the UN laun 一道英语词汇题A special feature of education at MIT is the opportun 初一英语辨析题on top of/at top of1,We put a star ___ the Christmas I was ___ (shock) at the sad news.I couldn't say a word