问题
听力题
根据对话内容,写出句中所缺单词
小题1:-Why did you go to Beijing last week?
-Oh, I went there on _______. I talked about a project with other companies.
小题2:-Come on. We only have 5 miles left.
-I'm _______ out and I can't go any further.
小题3:-It's dangerous. You should tell your brother not to go sailing alone.
-But he has already made up his _______ to do so.
答案
小题1:business
小题2:tired
小题3:mind
题目分析：
小题1:句意：你上周为什么去北京啊？o，我去那出差.和其他公司谈个项目。On business“出差”，结合句意，故填business。
小题2:句意：快点。我们只剩下五分钟了。我已经筋疲力尽了，不能再走了。Tired out“筋疲力尽”，结合句意，答案为tired。
小题3:句意：那很。你应该告诉你的弟弟不要独自去航海。但是他已经下定决心这样做了。Make up one’s mind to do sth“下定决心做某事”，故答案为mind。