问题描述：
完型填空：For more than six __1__ American children,coming home after school means coming home
to an empty house.Some of them watch T at home,some of them may hide themseleves in some places.But all of them have __2__ in common.They spend part of each dy alone.They are called latchkey children.The latchkey children have to __3__ themselves while their parents work.
Lynette Long was once the headmaster of a junior middle school.She said,"We have made a school rule against __4__ jewellery(珠宝).A lot of children had chains with keys __5__ their necks.I was always telling them to put them inside their shirts.There were so many keys that I didn't understand what they meant.Slowly,she learned that they were house keys.
She and her husband began helping these children.They learned that fear(害怕) is the biggest problem faced by children at home alone.Over 30% of the latchkey children were __6__ their own safety.
to an empty house.Some of them watch T at home,some of them may hide themseleves in some places.But all of them have __2__ in common.They spend part of each dy alone.They are called latchkey children.The latchkey children have to __3__ themselves while their parents work.
Lynette Long was once the headmaster of a junior middle school.She said,"We have made a school rule against __4__ jewellery(珠宝).A lot of children had chains with keys __5__ their necks.I was always telling them to put them inside their shirts.There were so many keys that I didn't understand what they meant.Slowly,she learned that they were house keys.
She and her husband began helping these children.They learned that fear(害怕) is the biggest problem faced by children at home alone.Over 30% of the latchkey children were __6__ their own safety.
问题解答：
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