Mr Chen sent some b____ and CDs to the children. And now they are m____ a home l____. I think that's a good i____. They put the books about science with the CDs. They also have many dictionaries. These dictionaries are very h____. They have some books about s____, art, animals and computers. Look! These are the library c____ for the c____. Now they can a____ the children to c____.