(1)________Weather determined the crops. 

(2)________We determined on an early start. 

(3)_________He was determined to win the game. 

(4)_____What determined her to marry him?  

(5)_________His mother is a determined woman who always gets what she wants._________

     He is a man of great determination.

如图所示，电热水器有加热和保温两种状态（由机内温控开关S₂自动控制），其铭牌技术参数如表中所示．

（2）利用原有电路元件，设计出另一种能够实现加热和保温两种工作状态的实用电路（由机内温控开关S₂自动控制）．画出设计的电路图，算出加热时的总功率．