对中国人来说，家谱承载着的是他们的根，①____之所以如此说，是因为家谱的存在首先在于②____，资格确认了就保证了个人对家族共有财产的权利，甚至在百年之后，家庭成员资格的拥有还能保证家族对其提供墓茔的维护、血食的供给，还能保证家庭对其子孙的荫庇。③____就会沦为无所依傍的孤魂野鬼。这就是为什么在家族的死刑中，除籍被认为是比死刑更严厉的惩罚手段。

42－____＜34

7＋36＞____

45＋____＜70－6

____－8＜55

    There are four seasons in a year in Canada. They are spring, summer, autumn and winter. In spring, the weather is warm and sunny. I like to fly kites. In summer, it's hot. I like to swim. I often wear a pair of glasses and a hat. In autumn, it's always cool. I like to go to the park and ride down the street with my friends. In winter, it's cold and snowy. I like to go outside to skate and ski with my friends. Sometimes we make a big snowman, and then we dance and sing around it.

我们与父母进行沟通，关键是（  ）

如果把绿色植物比作生物圈中生产有机物的“天然工厂”，那么工厂里生产有机物的“车间”是（　　）