题目

先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 I have a good friend.Her1 is Helen.She is a2girl and she is good to us.But she often3her pens and books.Luckily(幸运地)，her4are good to her, too.They help her a lot.She feels very happy about this.This morning5the class，Helen can't find her pencil box.She is not happy because (因为)her6are in it，and she can't write without(没有)them. After class，we look for the pencil box and find7pencil boxes in the school library.They have different(不同的)8.One is关于化石能源的说法中，错误的是（ ）A．化石能源的形成需要上亿年B．化石能源的形成要靠地球上植物把太阳能转化为生物的化学能C．化石能源的形成要经过化学变化和地层的运动D．化石能源就是太阳能源