完成句子
阅读下列各小题,根据每句后的汉语提示,用句末括号内的英语单词完成句子.

1. The scientists finally arrived in ____________________the North Pole. (call)
科学家们最终到达了所谓的北极.
2. ____________________to California is its pleasant climate and relaxed lifestyle. (what)
吸引人们到加利福尼亚的原因在于它宜人的气候和轻松的生活方式.
3. Most applicants know ____________________getting a visa.(little)
大部分的申请者都知道他们几乎没有机会获得签证.
4. The fact __________________in Europe was obvious.(arrive)
显然,他们在很久以前就到达了欧洲.
 5. The customs office is ____________________when you enter or leave a country. (inspect)
海关就是你进入或者离开某个国家时你的行李被检查的地方.
6. It seemed as if ____________________a cheat who pretended to know much in the field. (socalled)
看来那个所谓的专家好像是个骗子,他假装自己对这个领域很了解.
7. ____________________ that the disease was almost incurable.(what)
众所周知,这种病无药可救.
8. That large quantities of top soil were polluted severely ____________________.(know)
众所周知的是大量的表层土被严重污染.
9. What surprised them was ____________________the flu. (die)
令他们吃惊的是那个强壮的男子死于流感.
10. It was difficult for students to take in ________________in class.(teach)
学生要理解老师在课堂上教的东西很难.