last sumer my family looked after two girls from Chernobyl. It

Last sumer my family looked after two girls from Chernobyl. It was our 1..... to Chernoble Children Lifeline. This charity 2....... children from Byelorussia. I learnt about this 3....... from my teacher. Yhe pupils from my class always 4...... to charity projects. We 5........ at the local kindergarten, organise parties for kids, clean the lical park. Also, we organise charity fairs at our school to 6...... money. Our parents 7...... too. They help us make things for the fairs and 8....... money. We are always looking forward to 9...... .
надобно воткнуть пропущенные слова.
a charity, a contribution, to contribute, to donate, to be involved, to make, a difference, to raise, to support, to volunter.
за ранее спасибо!