It is summer in the countryside. Fields are full of golden corn and green plants. The air is warm and the birds are singing.A mother duck is sitting on her seven eggs. She has done this for many days. Now she is feeling tired."When will my eggs hatch?" she wonders.
宝宝听懂了一个单词
怎么都是断掉的,有没有完整版的英语?
请问老师那里有配套书更好!
沙发我抢噢
哪有配套书卖?