宏观经济管理的核心是要处理好( )二者之间的关系。A．经济总量平衡与经济发展 B． 发布时间：2017-05-27 22:18 │ 来源：www.tikuol.com 题型：单项选择题 问题： 宏观经济管理的核心是要处理好( )二者之间的关系。A．经济总量平衡与经济发展B．宏观经济管理与微观经济管理C．总供给与总需求D．生产与消费
题型：单项选择题 读故事，选择合适的词填空。 Mr White has a __1__. It is a little monkey. __2 __ name is Bon Bon. One day, Mr White __3__ out. Bon Bon __4__on the TV and __5 __on Mr White's hat. Suddenly, he broke the mirror. It __ 6 __nearly twelve o'clock. He __7__ hungry. So he opened the ___8___ and found some ice cream, cake and bread to ___9__. After than, he took out a bottle of beer to ___10___. It was seven pm now. Mr White __11__ back home from work. Bon Bon __12__ him a big surprise.( ) 1. A. toy ( ) 2. A. His ( ) 3. A. goes ( ) 4. A. turned ( ) 5. A. take ( ) 6. A. were ( ) 7. A. is ( ) 8. A. door ( ) 9. A. drink ( ) 10. A. eat ( ) 11. A. comes ( ) 12. A. gave B. pet B. He B. go B. opened B. puts B. was B. were B. refrigerator B. eat B. ate B. come B. gives C. doll C. Him C. went C. open C. put C. is C. was C. TV C. ate C. drink C. came C. give 查看答案
题型：单项选择题 (16分)发电机的端电压为220 V，输出电功率为44 kW，输电导线的电阻为0.2 Ω，如果用原、副线圈匝数之比为1∶10的升压变压器升压，经输电线路后，再用原、副线圈匝数比为10∶1的降压变压器降压供给用户．(1)画出全过程的线路图．(2)求用户得到的电压和功率．(3)若不经过变压而直接送到用户，求用户得到的功率和电压． 查看答案