一朵被害虫咬过的桃花不能结出果实，那么被虫咬去的结构是（　　）

A．花被

B．花冠

C．雌蕊

D．雄蕊

看图阅读下面短文，将短文补充完整

     It was Saturday. Han Mei needn't    1    to school. But    2    was busy with housework. After she got    3   , she first helped her mummy with the    4   . Then she went shopping with a    5   . In the market she    6    some meat, eggs, tomatoes and some other vegetables. Later in the afternoon she had to    7    supper for the whole family. In the evening she sat at the    8    and did her    9    for one and a half    10   .  After she finished it, she went to bed.