选择下列单词或词组填空 : siblings c ompletely delegate octuplets policy according to campaign grow up care for only child 1. They are planning a new ________ against corruption. 2. She will ________ to be a fine woman. 3. He was elected as a ________ to the annual conference. 4. We will go or we won't, _______ circumstances. 5. It seemed to be her mission to ________ her brother's children. 6. It's the company's ________ to sacrifice short-term profits for the sake of long-term growth. 7. I understand ________. 8. I have no ________. That means I have no brothers or sisters. 9. I am a(n) ________. So I don’t have to share my things with other children. 10. It ’ s rare to give birth to eight children at the same time. It must be great to have ________.