***曾对一位外国来访的同志说：“1927年，老蒋够厉害啦！他把我们像鸡蛋一样地摔在地上，可他没想到，当时国外的许多智者也没有想到，我们还会孵出小鸡来！”对“孵出小鸡来”最准确的理解是（      ）                                                                                                                         

Read the passage and fill in the blanks with proper words (在短文的空格内填入适当的词，使其内容通顺，每空格限填一词，首字母已给)
1．At one time, making a film was an expensive activity for only for a small group of people and film companies. Not only were the tools and machines expensive but also the cost of film was also far greater than most people could afford. However, modern technology has c____  all that.
2．New technology has really opened up the world of film making for film fans. Now a camera does not cost m____  and most young people are certainly able to pay for it. So all you need is to get one for yourself. With that, you may start your own film-making.
3．However, film-making is t____ work. You probably need many other people to help you.
4．For example, the p____  of actors and actresses is very important in your film. Of course, these actors and actresses may be your schoolmates, friends or family members. You don’t even need to pay them a cent while they are glad to be part of your job.
5．B____ , you need to make up a story. Can you write your own one? If you have good imagination, you can create an attractive story e____  . Many world-famous film maker and producers are also good story-writers. If not, perhaps you need someone else to write it for you. An excellent story is the key to making a s____  film.

动物对于一个生态系统来说是很重要的，这是因为（  ）

下面一段文字是某留学中介公司的广告，在表达上有不得体之处，请指出并改正。

    楚天留学服务公司以“精准定位，精致服务”为服务宗旨，长年致力于国际教育交流、出国留学咨询、签证办理等业务。我公司留学顾问均有留学背景和丰富经验，针对您的疑问将不吝赐教，并帮助量身打造个性方案，在任何您需要的环节鼎力相助，圆您留学梦想。店庆期间，服务费九折并惠赠《留学指南》一本，欢迎垂询惠顾。

①“____”改为“____”；②“____”改为“____”；③“____”改为“____”