如图所示电路中

（1）若使L₁、L₂串联，则应闭合_________，断开_________；

（2）若使L₁、L₂并联，则应闭合_________，断开_________；

（3）如果只闭合S₁而断开S₂、S₃，则灯_________亮；

（4）同时闭合开关__________和_________是不允许的。

In my opinion, it is not so helpful to give someone some bread as it is to teach him how to ______.

A．make sense

B．make progress

C．make a life

D．make his way