问题
判断题
对于数字信道DCE的作用就是实现信号码型的转换。
答案
参考答案:错
对于数字信道DCE的作用就是实现信号码型的转换。
参考答案:错
Mr Beckman 小题1: ina company for nearly twenty years. His job is小题2: all the documents the manger writes. His office is on the first floor and the light in it is always poor unless it’s fine. So his sight 小题3: shorter several years ago. He has to wear a pair of glasses when he’s working. Of course, it brought him a lot of trouble. He can’t see anything clearly without glasses. Sometimes he can’t recognize his wife when they 小题4: with each other in the street. The man looked tired this evening. After supper he 小题5:to bed while his family 小题6:TV. Mrs. Beckman didn’t turn off the television until the interesting TV play was over. She came into their bedroom in the dark at half past ten. As soon as she小题7:_ down, there was a great noise under the bed. She understood a mouse came in again. She jumped off and had to turn on the light and tried to beat it with a stick. She made some noise and it made her husband 小题8:up. “You have never worn glasses when you were sleeping before,” the woman said in surprise. “But why___you ____小题9:_ them this time?” “Well,dear,” said the man. “I had a lot of dreams last night. I saw my late parents, but I couldn’t see them clearly. So I have 小题10: so!” |