陕西省2015
高考英语人教版一轮课时作业及解析：必修5 unit 1 课时作业(二十一) 必修5 unit 1 great scientists[ ⅰ.单词拼写 1．the writer was so________(专心于) in her work that she didn’t notice jim enter the room. 2．after eight years of fighting，the chinese people finally________(打败) the japanese enemies. 3．mr green________(宣布) to his friends his engagement to miss white. 4．finding a cure for aids is one of the greatest____
