【单选题】往复式压缩在工作时一般在气缸内都留有余隙,这是为了()
【简答题】句型转换 1. He waited until his mother arrived.(改为同义句) He____ until his mother arrived. 2. I should write him a letter.(对划线部分提问) _______ ______ ________ do? 3. My shoes are out of style.(改为反意疑问句) My shoes...
【简答题】My mother arrived Beijing two days ago.
【单选题】My mother arrived___Beijing two days ago.
【单选题】By the time my mother arrived home, I ____ my homework.
【简答题】December 24 arrived along with a heavy snow. It was my first Christmas Eve without my mother, and the day’s usual 36 had disappeared. The telephone rang. I 37 it and went to my bedroom to bury the con...
【单选题】My mother arrived__________Beijing two days ago.
【单选题】往复式压缩在工作时一般在气缸内都留有余隙,这是为了()
【判断题】竖炉冶炼时所添加的木炭只是起燃料的作用。
【单选题】when I arrived home ,my mother ( )the dinner.