在数据库设计中,进行E-R模型向关系模型的转换是______结构设计阶段的任务。
参考答案:逻辑
根据所给的汉语提示,转换下列句型。
1. I usually come over to my uncle's house for dinner. (改为同意句)
I usually__ __ my uncle's house for dinner.
2. We have to face the trouble. (对画线部分提问)
__do you have to __?
3. They are never late for class, __ __ ? (改为反意疑问句)
4. He was used to eating with chopsticks. (对画线部分提问)
__ was he used to eating __ ?
5. You are supposed to finish your homework on time. (改为同意句)
You __ __ your homework on time.
离心词组