安家落户的解释词语意思

用 物竞天择 为所欲为 在劫难逃 束手无策 始料不及 安家落户 写一段话,词序可调换...
还有 一次又一次的循环.这个意思的词语是?

鸟儿们从南方回来.鸟儿们会在这片林子里安家落户.（用合适的关联词把两句话合为一句话）
急用!谢谢!

七年级一道英语的综合填空题
安家落户：从下面方框中选择适当的单词或词组,并用其正确的形式填空
make,each other ,welcome,important,one-day,come,interest,before,get together,favorate
(这些就是方框里的单词、词组了）
There is a __1__holiday in most countries on New Year's Day.The real celebrations for New Year happen on the night __2__----on New Year'Eve.There are several __3___customs in the West,and there are many differences from country to country.
Though Christmas is a time for a family to __4__,New Year for some is a time to be with friends,too.Parties are most often held to__5__ New Year .At such parties,there is food and drink and dancing until the time near the __6__of New Year.
At midnight,people often say"happy new year"to __7__.Champagne(香槟酒）is a __8__drink for New Year.In many western counties fireworks are let off(释放）at midnight,and many people like to __9__noises,possibly to drive away bad spirits（精神）.
One__10__song is often sung at New Year--the Scottish song of Auld Lang Syne（good times long ago）.
1._________2.________3._________4.________.5__________
6._______7._________8._________9._________10._________

猜猜下面诗句说的是什么数字
猜数字
"现场观看几个回合"
"安家落户美人村"
一句一个答案
猜猜一至二位数数字并说说为什么
帮个忙谢谢了