Nowadays, few people form the habit of keeping the habit of candles in the house in case of  power      .

Nowadays, few people form the habit of keeping the habit of candles in the house in case of power      .

A．drop         B．lack            C．absence           D．failure

Nowadays, few people form the habit of keeping the habit of candles in the house in case of  power      .

（   ）Nowadays, few people form the habit of keeping the habit of candles in the house in case of  power      .

A．drop                B．lack                 C．absence            D．failure

Nowadays, few people form the habit of keeping a supply of candles in the house in case of power ________.

1. A.
   drop
2. B.
   failure
3. C.
   lack
4. D.
   absence