为了避免数据的重复存储,又要保证多对多联系,方法是_______________。
参考答案:创建第三个表
The restaurant was on__ _fire and the people burnt in the fire were taken to___ _ hospital.
A.the; /
B./; /
C.the; the
D./; the
小儿桡骨头半脱位的诊断有()。
A.牵拉损伤史
B.啼哭
C.肘部畸形
D.肘部肿胀
E.肘关节半屈曲位