阅读下面短文，根据文章大意用所给单词的适当形式填空(未提供单词的，限填—词)，使文章意思完整、正确。 Katherine Commale is a 12-year-old girl from Pennsylvania. At the age of five, she learnt that {#blank#}1{#/blank#} Africa malaria (疟疾) killed a child every 45 seconds. She also learnt that people wouldn't get malaria if they slept in a bed net (蚊帐). The cost of a bed net {#blank#}2{#/blank#} (be) 10 dollars at that time.
"It made me {#blank#}3{#/blank#} (sad) to know about those poor children," Katherine says. "I wanted {#blank#}4{#/blank#} (raise) money to buy bed nets for African Children." So she had a good idea.
Five-year-old Katherine {#blank#}5{#/blank#} (make) speeches at churches and schools. She showed people how important bed nets were for African families. After {#blank#}6{#/blank#} (listen)to her speeches, many people donated (捐献) money. Katherine sent the money to Nothing But Nets. That organization sent bed nets to Africa.
Besides, Katherine had {#blank#}7{#/blank#} good idea soon. She decided to make gift certificates (礼券 )to sell for the Christmas holiday. On each 10-dollar certificate there was {#blank#}8{#/blank#} message. It explained that a bed net would be sent to Africa. With the help of {#blank#}9{#/blank#} (she) brother and friends, she got more and more certificate orders.
Katherine has helped raise more than $200，000 for Nothing But Nets.
"It makes me happy to help African children," says Katherine. "I won't stop {#blank#}10{#/blank#} (work) until everyone in Africa has a bed net."
