单词拼写

1. He used all his ____  to lift the heavy box.

2. My father  ____ at the stranger for a long time as if they

  had known each other before.

3. Try to achieve a better ____ between work and play

4. There' s a ____ to how much I' m prepared to spend.

5. This dictionary will be of great ____  to me.

使用短效胰岛素治疗的糖尿病患者，白天血糖正常，而早晨空腹血糖仍高的原因除外（）。

A.黎明现象

B.夜间胰岛素功能不足

C.Somogi现象

D.胰岛素受体数目减少

E.睡前增加胰岛素剂量