The students shouted with ______ when they heard the _______ news.

Where did you get the information on the cost of living in Australia as an exchange student?— It was from the educational department _________ my uncle works [ ]

Are you getting a new car this year?–You must be joking! I can’t afford to pay my bills, ________ buy a new car.

下列各句中加横线的成语的使用，全都正确的一项是①那些航空领域的拓荒者，很多已经离开人世，但他们筚路蓝缕的感人形象一直深深印在人们的记忆中。②随着我国房地产市场高速发展时代的逐渐远去，作为房地产库存的卖方，房地产企业自然不应隔岸观火，应及时调整过时的营销策略。③时光行云流水般静静流淌，白发悄悄地爬上了他的鬓角，三十多年桃李芬芳的教学生涯成为他人生最美好的回忆。④从用字之讲究可以看出，这首诗的作者苦心孤诣，要在这有限的篇幅中营造出一种深邃幽远的意境。⑤如果在抓法治建设上喊口号、摆花架，短时间内可能看不出大的危害，但是，一旦问题到了积重难返的地步，后果就是灾难性的。

nesday, the World Health Organization announced that the number of people killed by Ebola has now risen to over five thousand, with more than fourteen thousand ______.