【单选题】Don’t forget to keep in touch
【单选题】— Is this your sister Joan? — _____. She is my friend Susan. [ ]
【单选题】一Is this man your friend? 一Yes, .
【单选题】气体继电器是变压器的主要保护措施,它可以反映变压器( )的各种故障及油位异常运行情况。
【单选题】—Don’t forget to come to my birthday party tomorrow . — .
【单选题】Is it polite to ask your friend this question “What is your salary”?
【判断题】网络云因指挥中心主要负责组织客流的预测及调查。
【简答题】将下列句子改写为复数形式。 1. What is this? 2. That apple is red. 3. It is my book. 4. This is my friend. 5. - Is this your pen? - No, it isn ’ t. 6. That is a cute dog, it is white. 7. Open that door, please.
【单选题】_____ this your friend?
【单选题】气体继电器是变压器的主要保护措施,它可以反映变压器( )的各种故障 及异常运行情况。