1. 我正在做作业,这时电话铃响了。(be doing...when) my homework the telephone rang. 2. 毫无疑问,你的成功来自于辛勤的劳动。(There be...doubt...) your success has resulted from your hard work. 3. 去把你的大衣取来,就在你放的地方。(where 引导表语从句) Go and get your coat. It’s it. 4. 我们非常需要援助,这一点你可以想象。(as ) We are, ,very much in need of help. 5. 正是这位老人的智慧帮助解决了这个问题。(强调句) the old man’s wisdom helped solve the problem.
答案:1. I was doing; when 2. There is no doubt that 3. where you left 4. as you can imagine 5. It was; that