瓜蒌的功效有

A．宽胸散结

B．宣散风热

C．清热化痰

D．润肠通便

根据短文内容及首字母提示，填写所缺单词，使短文意思完整，每空只填一词。

Millions of American children attend summer camp. Traditional American summer camps offer young people a c_______小题1: to play many sports. These camps may be in the mountains. Or they may be in the woods, or at a lake. O_______小题2:  camps teach activities like painting or music. Or t________小题3:teach computer programming or foreign languages. Children at all kinds of camps m_________小题4: new friends. They learn new skills and develop independence (独立).

Some children go to camp d_______小题5: the day and return home at night. These places are c______小题6: day camps. Children as y_________小题7: as four years old attend day camps. Others stay at camp all day and all night. Most children w_________小题8: attend overnight camp are between the ages of about six and sixteen.

Children s________小题9: at an overnight camp for between one and eight weeks. P________小题10: can pay less than one-hundred dollars a week for an overnight camp. Or they can pay more than seven-hundred dollars a week.