水螅和涡虫消化食物的场所分别是（    ）

2014年12月13日，南京大屠杀死难者国家公祭仪式在侵华日军南京大屠杀遇难同胞纪念馆举行，******作了重要讲话：“历史不会因时代变迁而改变，事实也不会因巧舌抵赖而消失。南京大屠杀惨案铁证如山、不容篡改。……历史告诉我们，和平是需要争取的，和平是需要维护的。忘记历史就意味着背叛，否认罪责就意味着重犯。”下面可作为第一手资料的“铁证”有（    ）

①美国牧师约翰·马吉1937年拍摄的迄今唯一的南京大屠杀影像

②当时任南京安全区国际委员会主席的约翰·拉贝撰写的反映日军暴行的《拉贝日记》

③南京大屠杀遇难同胞纪念馆前印有222名“历史证人的脚印”的铜板路

④美籍华人作家哈金所著的《南京安魂曲》

俄罗斯总理(前总统)普京在回答“您怎样看待苏联解体”时，引用俄罗斯家喻户晓的一句话：“谁不为苏联解体而惋惜，谁就没有良心；谁想恢复过去的苏联，谁就没有头脑。”大多数俄罗斯人不想恢复“过去的苏联”，主要原因是苏联

--Thanks for listening to my problem and giving me your advice, Amy.

--_____________. That’s what friends are for.

阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。

For many years, volunteers, both young and old, have been helping the poor and elderly people of this area. They work long hours building wheelchair paths, fixing leaky(有漏洞的) roofs and repairing the homes of those____ need help. Their only payment is the happy smiles and grateful hearts of the people whom____have helped.

I will always remember one man in particular____he has a real enthusiasm for voluntary work. He seemed to have inspired all the people in his group with his____(cheer) spirit. Every day when I asked him____he was doing, he would reply, “I'm doing good!”____the end of the month as he was preparing to leave, I looked at all the homes he ____(fix) and had to agree that he was indeed doing____good job!

A nice house, a successful career, and a lot of money might be nice to have, but____(compare) with fixing others' home and helping those who are in need, their____(significant) is not so great.